Monday

April 27, 2015

April 27, 2015

Number of results: 25,087

**Square root function range alg.1**

how do u find the range of a square root function? y= 2- square root of "x+3" (answer y is smaller than or equal to 2) y= 2 square root of "x+1" minus 2 (answer is y less than or equal to 4) y=6- square root of "x/2" answer y is less than or equal to 6 y= x+ square root of " x...
*May 26, 2010 by Skye*

**Domain and Range!**

What is the domain of the function f(x)=11/Square root of 4-x^2 What is the range of the function y=8/Square root of 4-x^2 Show your steps too.
*October 9, 2012 by Karlie*

**Maths**

How to find a range (not domain) of function f(x)=square root of x^2-1/square root of 9-x^2
*March 21, 2011 by Lena*

**Math simplifying mixed radicals**

Please help me simplify these following mixed radicals:: and show me how you did it cause I need to learn : I don't know how to type a square root sign so I just wrote square root and the numbers infront of the square root are supposed to be multiplied. 2 square root 48 3 ...
*September 14, 2013 by Miley*

**Algebra **

Rationalize each expression by building perfect nth root factors for each denominator. Assume all variables represent positive quantities. I don’t understand how to compute these. Also I don’t have the square root sign so I typed it out where it would be and the number before ...
*January 18, 2013 by Becca*

**Math ~CHECK MY ANSWER~**

1) Which of these is a rational number? a. Pi b. Square root 3 ****** c. Square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? a. Square root 120 , n , Square root 3 ****** b. - Square root 256 , 1/9 , 1/12 c. 3.14...
*February 10, 2014 by Wendy*

**Math simplifying mixed radicals **

Please help me simplify these following mixed radicals:: and show me how you did it cause I need to learn : I don't know how to type a square root sign so I just wrote square root: 2 square root 48 3 square root 81 6 square root 12 3 square root 32 2 square root 18 5 square ...
*September 14, 2013 by Miley*

**Math**

Just need some help... Directions: Multiply or raise to the power as indicated... Then simplify the result. Assume all variables represent positive numbers. 1. 5(square root of 6) times two-thirds(square root of 15)= 3 one-third (square root of 90)= (This is where i am stuck...
*March 25, 2008 by Anonymous*

**college pre-calculus **

simplify: square root (4/3)-square root (3/4) A. 2-sqaure root(3)/2 square root (3) B. square root (7/12) C. square root (3)/6 D. 2/square root (3) which answer? this is what i got square root (16/12)- square root (9/12)= square root (7/12)
*January 11, 2015 by Derek*

**Algebra**

Use the quadratic formula to solve the equation. Give exact answers: 2x^2 -1 = 6x. The choices are: a) -3 + square root(7)/2, -3 - square root(7)/2 b) 3 + square root(11)/2, 3 - square root(11)/2 c) 3 + square root(7)/2, 3 - square root(7)/2 d) -3 + square root(11)/2, -3 - ...
*June 3, 2009 by Hope*

**Math Help!**

Which two square roots are used to estimate square root 67? A. Square root 36 and Square root 49. B. Square root 49 and Square root 64. C. Square root 64 and Square root 81. D. Square root 81 and Square root 100. Is the answer C? Thanks
*November 3, 2014 by Laura Ashley*

**Math Help!**

Four students worked to find an estimate for square root 22. Who is closest to finding the true estimate? A. Tiffany: "Use square root 16 and square root 25 to estimate." B. Todd: "I use square root 9 and square root 16." C. Trenton: "It should be square root 21 and square ...
*November 3, 2014 by Laura Ashley*

**Math ~CHECK MY ANSWERS~**

1) Which of these is a rational number? a. Pi b. square root 3 ****** c. square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? A. square root 120, n, square root 3 ****** b. - square root 256, 1/9, 1/12 c. 3.14, -47...
*February 12, 2014 by Jenny*

**Math**

What is the square root of 12? 3.464 Well, that's true, but you could simplify it in radicals. The square root of 12 is the same as saying the square root of 3 times the square root of 4. The square root of 4 is plus or minus 2, so you could say (I wish I had a square root ...
*March 21, 2007 by Mary*

**Math HELP!**

Which two square roots are used to estimate square root 5? A. Square root 1 and square root 2. B. Square root 2 and square root 4. C. Square root 4 and square root 9. D. Square root 9 and square root 16. Is the answer B? Thanks
*October 20, 2014 by Anonymous*

**math 116**

What is the difference between domain and range? The domain of a function is the set of all values for the independent variable (in the following example, that's the x) for which the function is defined. That is, if you have a function such as f(x) = 1/x Then this function is ...
*January 7, 2010 by sue*

**Math**

Could someone please help me with this math problem? This is what I have so far but now I am stumped as to what to do next. Multiply and simplify by factoring. The square root of 18 * square root of 40. The square root of 18= the square root of 9*2. The square root of 9 * ...
*May 21, 2010 by B.B.*

**Tirginometry**

the expression 4ab(square root of)2b-3a(square root of)18b^3+7ab(square root of)6b is equivalent to... (a)2ab(square root of)6b (b)16ab(square root of)2b (c)-5ab+7ab(square root of)6b (d)-5ab(square root of)2b+7ab(square root of)6b Please help its due monday!
*January 1, 2010 by William*

**College Algebra**

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*January 19, 2013 by Krissy*

**College Algebra **

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*January 21, 2013 by Krissy *

**alg. 2**

Is this right... Square root X+6 - Square root X =Square root 2. I did X+6 = (Square root 2+Square root X )(Square root 2+Square root X ). Then I did X+4=2 Square root 2+X. THEN i GOT 2. IS THAT RIGHT??
*April 1, 2008 by Miley*

**Algebra :]**

What is the doamin and range of: y= square root of (3-2x) The domain must be non-negative when we have a square root. Thus 3x-2 is greater than or equal to 0. The range will be non-negative too. All real y =>0. verify this.
*September 5, 2006 by Kelly*

**alg.2**

Solve for x... square root x+16=2+square root x+4. I tried doing this problem and got 7/3. and i know that is really wrong. can anyone please show me the steps to doing this problem. thanks:)
*April 1, 2008 by Miley*

**College Algebra help please**

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*January 20, 2013 by Krissy*

**Math**

What are the solution sets of the following 3 problems,the square root of x squared + 3x = x-3, the square root of 3x + 10 = x + 4 and finally the square root of 8x - 2 = the square root of 2x? Help much appriciated. I will one as an example. sqrt(3x + 10) =x+4 I hope that is ...
*January 13, 2007 by Joseph B.*

**math**

find the domain and range of the function. f(x)= square root of x+3
*March 9, 2010 by Jennifer*

**algebra**

1.)correct 2.)wrong---> the first term is wrong 4(3a^2)^2 = 36a^4 3.) not sure on this one 4.) wrong---> - square root of six is not a solution Hope this Helps! 1)find p(-3)if p(x)=4x^3-5x^2+7x-10 =-184 2)If r(x)=4x^2-3x+7,find r(3a^2) =12a^4-9a^2+7 3)Write the ...
*August 16, 2007 by manny*

**algebra 2**

Not sure if either one of these answer are correct to simplify the sqrt for 24 1) 24 = 6 x 4 square root of 24 = square root of 6 x 4 2 root 6 2) sq root 24 = sq root (4x6)= sqrt 4 x sqrt 6= 2sq root 6=4.89898 3) Square root of 24 =sqrt (24) =sqrt(4*6) =2sqrt(6) = 2*square ...
*April 27, 2011 by plese help me*

**MATH**

Which expression is a polynomial???? A: 11 0ver the square root of x B: square root of 11 times x C: x - square root 11 D: 11 over the square root of x to the 2nd power (sorry I am not sure how to insert square root symbols or fractions, so u have to imaging its there) thank ...
*April 6, 2014 by Amber*

**math**

simplify: square root (4/3)-square root (3/4) A. 2-sqaure root(3)/2 square root (3) B. square root (7/12) C. square root (3)/6 D. 2/square root (3) which answer? this is what i got square root (16/12)- square root (9/12)= square root (7/12)
*January 11, 2015 by steven*

**math**

simplify: square root (4/3)-square root (3/4) A. 2-sqaure root(3)/2 square root (3) B. square root (7/12) C. square root (3)/6 D. 2/square root (3) which answer? this is what i got square root (16/12)- square root (9/12)= square root (7/12)
*January 11, 2015 by hunter *

**math **

Please help I'm so confused!!!! 1. Which two square roots are used to estimate the square root of 5? a. square root of 1 and 2 b. square root of 2 and 4 c. square root 4 and 9 d. square root of 9 and 16 2.Which two square roots are used to estimate square root of 43? a. square...
*October 29, 2014 by :)*

**Algebra check?**

Sorry the first post formatted weirdly. 1. 3i - 10 --------- 8i - 5 Answer 74 65i ---- + ----- 89 89 2. 11i^2 + 1 ------------ -12i - 8 Answer: 5 (2 - 3 i) ------------- 26 3. square root -25 * 8 square root -49 Answer: -280 4. square root -64 + 12 square root -36 Answer: 80 i...
*November 2, 2014 by John*

**Advanced Algebra**

Can you please explain to me how I can solve these problems? (3^ square root of3) ^square root of 3 (x^ square root of 2) ^square root of 7 5^(2)(square root of 3) • 5^(4)(square root of 3) x^(3)(pi) / x^(pi)
*January 30, 2011 by Juan*

**Calculus**

square root of (12), square root of (12 + square root of (12)), square root of (12+ square root of (12+ square root of (12))) Write a recursion formaula for an(subcription), n greater than or equal to 2.
*March 7, 2013 by Ashley*

**Math PLEASE HELP ASAP**

-PLEASE INCLUDE SOLUTIONS AND EXPLAIN HOW YOU DID IT PLEASE. *CHALLENGE. 1.SIMPLIFY : SQUARE ROOT OF 16^8+8^4/16^2+16^7 2.EXPRESS 1 + 1/1+SQUARE ROOT OF 2 - 1/1-SQUARE ROOT OF 2 IN THE FORM A+B SQUARE ROOT OF 2, WHERE A AND BARE RATIONAL NUMBERS. FIND A + B. 3. ARRANGE THE ...
*December 10, 2012 by Aliza *

**Algebra 2**

could you walk me thorugh these problems simplfy square root 18 - 3 times sqaure root of 50 plus 5 times the square root of 80 - 2 times the square root of 125 I'm having troubles with the square root of 80 all of the other radicals can be simplfified with a 2 in the radical ...
*May 31, 2009 by Kim*

**math**

Say if these numbers make a right triangle and a Pythagorean triple: 2, 2 square root 2, and 2 square root 3. I am confident that the answer for both parts of the question is no, because when 2 is squared and when 2 square root 2 is squared it is larger than 2 root 3 squared. ...
*April 4, 2015 by Erin*

**Algebra**

69: 16x^2+8x-3. I inserted this into the quadratic formula and got -8+/- the square root of (8^2-4(16)(-3)/(2 times 16). This reduced to -8+/- the square root of (64+120)/32, which further reduced to -8+/-the square root of 184/32. I reduced the top part to -8 +/- the square ...
*October 4, 2009 by Britt*

**Math Help**

the square root of 3 times the square root of 15 also the square root of 18 times the square root of 3 To multiply square roots: sq rt of z times the sq rt of y It would be the square root of zy The first one is 3x15 = 45 So it's the square root of 45. Think you can figure ...
*May 18, 2007 by Tina*

**Math**

Rationalize the denominator. Assume that all expressions under radicals represent positive numbers. The square root of 3y^4 to the third root divided by the square root of 15x^4 to the third root. Here is what I have so far: I multiplied. The square root of 100x^2 to the third...
*May 21, 2010 by B.B.*

**Algebra**

When you're breaking down the square root in the quadratic formula into several parts- say it was the originally the square root of 80 so you break it down to square root of 4 and square root of 20-would the results be added or multiplyed? Because I know when you further break...
*October 5, 2009 by Peter*

**math**

find the range of the function. g(x) = 5 + (square root of) (4 - x) please show all steps.
*August 28, 2010 by Jack*

**7th grade math Ms. Sue please**

2. Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block? (1 point) 1 foot 2 feet 3 feet 4 feet 3. Which of these numbers can be classified as irrational? (1 point) 1 over ...
*October 24, 2012 by Delilah*

**Algebra**

I am supposed to "write each expression with a rational denominator" 1/thesqrootof 3. I follow the book's explanation, until it suggests dividing the sq. root of 3 by the square root of 3 times the square root of three. I do not understand how that reduces to the square root ...
*December 10, 2008 by Juliette*

**Pre Calc!!!!!!!!!! test tom!!**

Square root of x is the equation. Translate: down seven reflected over y axis left five ANSWERS: square root of negitive x+5)-7 negitive square root of x+5)-7 square root of x-5)-7 square root of x+5)+7 IM not getting any of these HELP!!!
*October 27, 2010 by Rose*

**math**

What does it mean to have the sqaure root of 5 with a 2 in front of it? How do you figure it out? 2 sqrt 5 is two times the square root of 5. It depends where the 2 is placed wrt the square root symbol. If it is on the same line as the square root symbol, then this means 2 ...
*April 9, 2007 by Cookie*

**Algebra**

Can you tell me if my answers are correct for these problems? 1. 3i - 10 --------- 8i - 5 Answer 74 65i ---- + ----- 89 89 2. 11i^2 + 1 ----------- -12i - 8 Answer: 5 (2 - 3 i) ------------- 26 3. square root -25 * 8 square root -49 Answer: -280 4. square root -64 + 12 square ...
*November 2, 2014 by John*

**calculus**

6. What is the derivative of y = square root of 3x ? a.dy/dx = square root of 3x/6x b.dy/dx = square root of 3x/2x c.dy/dx = 2 times the square root of 3x / 3x d.dy/dx = square root of 3x/2 okay i know the answer might not be there but which one do you think is best. I don't ...
*February 6, 2011 by Anonymous*

**Math: Please check**

Which radical expression is in simplified form? A.) 11y/3 square root *B.) square root of 6/5y C.) square root of 17/square root of 4 D.) square root of 25/81 Thank You
*March 12, 2013 by Jim*

**Pre Cal**

a function f is defined as f(x)= square root of (x+4). a) identify the domain of the function b) identify the range of the function c)Compute the intercept d) compute the x intercept E) sketch a graph of the function
*July 24, 2011 by Ashley*

**math**

Square root of x is the equation. Translate: down seven reflected over y axis left five ANSWERS: square root of negitive x+5)-7 negitive square root of x+5)-7 square root of x-5)-7 square root of x+5)+7 IM not getting any of these HELP!!!
*October 28, 2010 by Rose*

**Year 11 maths**

My teacher said If x-2(square root xy)=9-4(square root 2) so since there are two square roots -2(square root xy) equals -4(square root 2) How is this possible, could the values be different and they are not equal.
*February 16, 2010 by Ulyessus*

**calculus**

how can I determine the domain of a function h(x): integrate from 0 to 2x-1 f(t)dt, when the f(x) function is a graph shown and equations for both semicircles in the graph are: square root of 4x-x(squared) and for the second one -square root(1-(x-5)squared). later find ...
*March 9, 2011 by alex*

**Intermediate Algebra**

simplify the the lowest term 1. square root of 40x^3 2. square root of 3/4 times square root of 4/7 3. square root of 6 + square root of 20
*December 5, 2014 by meri*

**robinswood**

between what two consecutive whole numbers does the squre root lie? 1) square root of 70 2) square root of 35 3) square root of 6 4) square root of 52
*December 20, 2012 by frankie*

**algebra**

1)Write the expression 9n^6+7n^3-6 in quadratic form,if possible A.9(n^3)^3+7n^3-6 B.9(n^2)^3+7(n^2)-6 C.9(n^3)^2+7(n^3)-6 D.not possible I'm thinking C on this one but im not sure 2)solve b^4+2b^2-24=0 A.-2,-square root of 6,square root of 6,2 B.-square root of 6,2,2i,i ...
*August 18, 2007 by Marissa*

**Pre-Calculus**

Solve 0 = 3x^2 + 5x -1 by completing the square. Express your answer as exact roots. 3(x^2 + 5/3 + 25/36) = -1 (x+ 5/6)^2 = 37/36 sq root( x + 5/6)^2 = sq root (37/36) x + 5/6 = +- sq root 37/6 x = -5/6 +- square root 37 /6 <--- (Sorry for the work being so messy! It'd be ...
*March 26, 2015 by Lucina*

**alg.2**

square root of X + 3 =12
*January 26, 2009 by need help*

**alg 1**

Quadratic graphs and their properties: Identify the domain and range of each function: y = 4x^2 - 3 I have no idea how to find the range and domain. Would you please explain in detail how I can determine the domain and range in the quadratic problems?
*April 4, 2013 by Jane*

**Math: Please check**

Simplify: -11 square root 112 *A.) -44 square root 7 B.) -176 square root 7 C.) -27 square root 7 D.) 4 square root 7 Thank You
*March 14, 2013 by Jim*

**ALGEBRA**

1, Factor each expression x^2 - 10x - 24 A. (x + 4)(x - 6) B. (x + 6)(x - 4) C. (x + 2)(x - 12) D. (x + 12)(x - 2) 2, x^2 - 36 = 0 A. (1 + square root of 3, 1 - square root of 3) B. (-6,6) C. No solution D. None of these 3, Factor each expression 49 x^9 - 25 y^2 A. (7x^2 - 5y...
*December 11, 2007 by STUCK*

**alg 2**

I have to simplify this expression. a little three square root 4/ a little 6 root 16. How would i get one.
*March 17, 2008 by Miley*

**math**

determine the area of triangle abc when side ab= square root of x, side bc= square root of x, and side ca= the square root of the square root of x. So how do I solve it. How do I add the square root of x + the square root of x + the square root of the square root of x? what is...
*October 24, 2006 by Gina*

**adv. alg.**

-i squared square root of -80
*December 6, 2010 by michelle*

**math**

Nakim simplified 3 times the square root of 2x plus x times the square root of 8x minus 5 times the square root of 18x and got -10x times the square root of 2x for an answer. Part 1: Using complete sentences, explain what Nakim did wrong. Part 2: Show all your work to simplify...
*July 9, 2013 by kidd*

**Algebra**

Please help me. Please show work. What are the domain and range of the function y=2 square root 3x + 4-5? *A.) X >/= -4/3; Y >/=-5 B.) X >/= 4/3; Y >/= 5 C.) X </= -4/3; Y </= -5 D.) X </= 4/3; Y </= 5 Thank You so much.
*March 19, 2013 by Jack*

**Math radical equations**

Please show me how to do these step by step because I have a test tomorow and I need to understand how to do these questions : 1. M-1 under the square root sign +5= m-2 2. 3n+10 under the square root = n+4 3. K-9 under the square root - (k under square root )=-1 4. 2h-5 under ...
*October 7, 2014 by Grey*

**calculus HELP**

how do you find the domain of the function:: 14/(x^2 - 361) <-- this is all under a square root.. i have attempted this so many times and have not found the correct answer yet. how do i solve the domain when it is a square root function with a denominator???? please help! ...
*September 26, 2009 by joe*

**alg. 2**

a little three square root 4/ little 6 root 16. the answer is one. how do i get that?
*March 18, 2008 by Miley*

**math, calculus**

find the derivative of the function y= integral from square root of x, to x cubed of (square root t * sin(t))dt
*November 27, 2006 by Nicole*

**Precalculus **

PLEASE HELP ME WITH THESE QUESTION AS MUCH AS POSSIBLE!! Evaluate without a calculator. Give exact answers: a) log(log(10)) = ? b) square root (log(100)) - log(square root(100)) = ? c) log((square root 10^3)(square root 10^5)(square root 10) = ? d) 1000^log(3) = ? e) log(1/log...
*March 1, 2010 by jh*

**Trigonometry**

Write the quadratic function whose zeros are: 1. 2+square root of 5, 2-square root of 5 2. 3+7i,3-7i 3. 5±i Please tell me how to get them. I have no clue on how to solve them.
*August 27, 2014 by Glenn*

**trigonometry**

Write the quadratic function whose zeros are: 1. 2+square root of 5, 2-square root of 5 2. 3+7i,3-7i 3. 5±i Please tell me how to get them. I have no clue on how to solve them.
*August 27, 2014 by james*

**adv.alg/trig **

Square root of 300
*August 15, 2010 by lola*

**Algebra**

Simplify ..... 1. the square root of the cube root of 49a^2z^4 2. the fourth root of (d-3e)^2 3. the square root of the the square root of 16b^12c^4
*July 14, 2013 by Kim*

**math**

Find the derivative of the function. q = square root of 18r-r^5 q = all this under square root
*July 4, 2010 by monica*

**function with a radical expression**

f(x)=6 fx)=20+2x^2 all under a square root symbol 6=20+2(36) 6=the square root of 92 will someone help me
*February 12, 2012 by luckybee*

**Pre Calculus**

Find the roots of the function g(x)=x^3 +16x a)0,4i, -4i b)0,-4,-4i c)0,4,4i d)0,4,-4 The equation can be rewritten x(x^2 + 16) = 0 The function is zero if x = 0, OR if x^2 = -16 That should give you a hint of what the roots are. So you take the square root of -16 which gives ...
*March 8, 2007 by raven 31791*

**calculus**

Determine an appropriate linear approximation of the function f(x)= the square root of x and use it to approximate the square root of 24.2. Write your answer in decimal form
*November 17, 2011 by No Name*

**Algebra**

Express the following in simplest radical form. All variables represent positive real numbers. square root of 80a^2b divided by the square root of7a^3b^7 I got an answer of 4 square root of 5 divided by b^3 square root of 7a
*September 29, 2010 by Alex*

**Square Root Help!!! Urgent:)**

Can you help with these please? I'm so bad at them!! 1. square root 160 2. square root -99 3. - Square root -169 4. square root -12
*November 3, 2008 by Angellove*

**math**

simplify - square root of 48x^3y^2 Your problem: √48x^3y^2 Try to break it down as far as you can in order to simplify. √(16 * 3)(x^2 * x)(y^2) The square root of 16 is 4. The square root of x^2 is x. The square root of y^2 is y. Therefore, you end up with this: ...
*October 11, 2006 by jim*

**pre-calculus**

Please diregard the other one the square root sign did not come out right. find the complete function f o g f(x)=x^2+1;g(x)= square root x-4
*October 6, 2012 by ladybug*

**algebra**

Multiply and simplify (9square root 6 - 4 square root 10) (square root 6 - 7 square root 10) I have been stumped and working on all day. Any suggestions?
*August 31, 2008 by nicky*

**Math**

A company manufactures fence sections for residential use. The number, s, of sections that can be produced per day is related to the number of hours, h, of labour required by the function s=2.1 square root h (Show your work) a) State the domain and range for the function. (2 ...
*October 8, 2014 by Alex*

**Algebra**

3(square root of)18 + square root of 2. How would I solve this problem, preferably making the numbers after the square root sign the same? P.S: Is there a way to do the square root sign on the computer?
*March 26, 2009 by Cassie*

**Algebra**

I need help on these kinds of radical problems. Once I get the examples solved, I think I can do others. 1. What is the solution to the square root of -9? No solution, yes or no? 2. The square root of: 6x/3x? The answer is 2? 3. The square root of -0.01? No solution? Is there...
*September 8, 2012 by Taurus*

**Algebra**

Simplify: 3 squared divided by the square root of 80. Multiple choices: 1. square root of 80 divided by 3 to the negative 2nd power 2. 4 over 9 times the square root of 5 3. 5 over 4 times the square root of 5 4. 9 over 20 times the square root of 5 However, I got 9 times the ...
*December 3, 2007 by anonymous*

**MAth**

how do i find the domain and range of equations? example: f(x)=ab.solute value of x-3. f(x)=square root 36-x^2 g(x)=-2x+2. how would i know what the domain and range is of these. could i use a graphing calculator to tell me the domain and range??
*December 16, 2008 by Jamie Lynn*

**Alg II **

Rewrite the relation as a function of x 4y+cubed root^x=(x-2)^2
*March 8, 2013 by Cymi*

**Roots and Pre-cal**

Find the roots of the function f(x)= x^2 +2x+2 a)-1 + sq root of 2 and -1 - sq root of 2 b) -1 + i and -1 - i c)-1 -2i sq root of 2 and -1-2i sq root of 2 d)-1 +2i and -1-2i The i's are in italics but I can't .make them in italic here for some reason completing the square: x^2...
*March 7, 2007 by raven 31791*

**pre-alg**

point E is located at (-2,2) and point F is located at (4,-6). what is the distance between points E and F? A.)Square Rot of 52 B.)Square Roots of 28 C.)10 D.)Square Root of 20
*November 11, 2013 by AudioslavedCobain182*

**Math (pre-calculus)**

Hey! I have a domain and range question! I don't remember how to get these, can you help? How do you calculate the domain and range of these? What's the domain and range of each? a. f(x)= 1/x=3 b. g(x)= [square root of] (x+6) c. h(x)= x^3+2x+5 Thanks for help!:)
*November 2, 2008 by Angellove*

**math**

simplify square 48/square6 square root(48) is the same as sq root (8) x sq root(6). So, sq root (6) cancel, and you're left with sq root(8). and this simplfies to 2 x sq root (2)
*October 12, 2006 by jim*

**Math HELP!**

Rosa, Roberto, Andrea, and Inno find an estimate for square root 10. Who has proposed the best solution? A. Rosa: "Use square root 9 and square root 25 to estimate." B. Roberto: "I will use square root 4 and square root 9." C. Andrea: "It should be square root 11 and square ...
*October 21, 2014 by Anonymous*

**Algerbra 2**

I am doing a worksheet for my alg. 2 class and in the worksheet it says: 'Simplify the expression. Assusme all variable are positive.' the problem is perentheses, square root of six times the power of 3 square root of six perentheses power of six!
*February 15, 2011 by Amber*

**MATH I NEED HELP**

1.If f (x)= square root x^2 -1 and g (x) = square root x-1 , which expression represents f (x)/g(x) for x >1 ? A. square root x-1 B. square root x C. 1 square root x+1 D.square root x+1 My answer was D. 2. f (x)=x^2 +3 upward 10 units A. g (x)= (x +13 )^2 B. g (x)= ( x +10...
*August 29, 2013 by Queta*

**math**

If the hypotenuse of a right triangle is 10 and one leg is 5 square root 3, then the area of the triangle is a. 5 b. 25 square root 3 c. 25 d. 50 square root 3 e. 12.5 square root 3 please answer and explain
*April 19, 2014 by thomas*

**MATH I NEED HELP PLEASE**

1. Which of the following conclusions is true about the statement below? A. The statement is never true. B. the statement is true when x =0. C. The statement is true when x is negative. D. The statement is always true. My answer was B. 2. Solve for x in the equation x^2 - 2 x...
*September 6, 2013 by Queta*