Friday

February 24, 2017
Number of results: 23,410

**math**

Which statement is not true? A. Every parallelogram is a rectangle. B. Every square is a rhombus. C. Every square is a parallelogram. D. Every rhombus is a parallelogram.

*March 4, 2013 by jizebella*

**calculus**

Consider line segments which are tangent to a point on the right half (x>0) of the curve y = x^2 + 1 and connect the tangent point to the x-axis. If the tangent point is close to the y-axis, the line segment is long. If the tangent point is far from the y-axis, the line ...

*November 13, 2009 by Hal*

**Maths**

How do I work out the square root of a number? it's simple. - you can use your calculator or use perfect squares to solve one. perfect squares: 4 9 16 25 36 49 etc. Need anything else just ask.

*February 9, 2007 by Greg*

**math**

someone told me how to use the computer keys to make the square root sign and I lost the info, could someone tell me again? alt 251 alt 251

*August 18, 2007 by dee*

**Trigonometry**

these values right? tan theta=2/3 sec theta=Squareroot(13)/3 sine=2xSquareroot(13)/13 Cos=3xSquareroot(13)/13 Tan=2/3 Cosecant=Square root (13)/2 Secant=Squareroot(3)/3 Cotangent=3/2

*January 10, 2010 by Nick*

**Maths Calculus Derivative Integral - Urgent Please**

Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 (at the top) to x-5 (at the bottom) of square root of Sin(x)dx

*October 18, 2010 by Nick*

**math i need help miss sue please check**

What is the prime number in this fraction 5/6? Please answer that then have another response to that one. What is the square root of 69? Answer that one then simplify this 20/65.

*March 14, 2012 by consquela*

**physics**

Consider the expression 2π times square root of ℓ/g, where ℓ is length and g is gravitational acceleration in units of length divided by time squared.Evaluate its units.

*September 3, 2012 by selena*

**math**

the area of an equilateral triangle is given by the expression s^2 x square root of 3/4, where s is the side length of the triangle. what is the area of the triangle? round to the nearest tenth the triangle is 5 cm on all three sides.

*December 26, 2014 by math*

**PHYSICS**

The weight of fully saturated soil in a prism having a 4.00 sq. ft. base (or a base of 4.00 ft*ft) is 4,000 lbs. Pore pressure at the base is 499 lbs/(ft*ft). True or False: The effective stress at the base is 501 lbs/(ft*ft).

*February 26, 2011 by dan*

**math**

Form a disjunction from the following two statements and determine if the disjunction is true or false. Two is an even number. Two is a prime number.

*November 22, 2009 by Meg*

**American History**

1. Realpolitik was a campaign to bring honesty back to the political culture of the United States after the Vietnam War. ---------------------my answer: True? Realpolitik is political realism or practical politics, esp. policy based on power rather than on ideals. 2. American ...

*May 1, 2008 by CM*

**3rd math**

Square each of these numbers. There's a square, on top is the number 5 and on the left side 5. Inside the square is a line?

*January 23, 2009 by eve*

**pre calc**

A square is drawn inside a square. Find the area of the square as a function of the radius of the circle.

*January 14, 2010 by kim*

**Math**

how would I solve 3 square of 6 times square of 6? Sorry, I don't know how to make radicals. Square of means radical

*March 6, 2013 by Suzy*

**MATH**

in the square, A represents the area of the square. Find the value of a such that A is equal to two times the square.

*September 19, 2016 by John Dosley*

**Science help (just 4 questions)**

1. Which of the following is an example of an environmental pressure? (1 point) the air pressure in the atmosphere a lake that is gradually running out of water a fight between two members of the same species breeding between two members of the same species 2. Which of the ...

*December 4, 2013 by Miley23*

**geometry**

okay, if I have a square, and know the square footage-how can I find the middle of that square? I can't figure this out for the life of me.

*April 6, 2010 by Rick*

**Math**

If a certain square measures 2.5 feet on one side what is the area of the square and square inches

*February 18, 2016 by John*

**Math**

The area if a square is 67 square meters. Estimate the length of each side of the square to the nearest tenth.

*September 28, 2016 by Amy*

**Calc Repost**

Express the function in the form f o g. G(x)= The cube root of (x/1+x) So, (f 0 g)(x)= f(g(x))= f(cube root of x/1+x)= I don't know how to finish the problem because it does not give you the information for F(x)???

*September 20, 2010 by Chelsea*

**Calculus**

If r is positive and increasing, for what value of r is the rate of the increase of r^3 twelve times that of r? A. Cubed root 4 B. 2 C. Cubed root 12 D. 2 sqrt 3 E. 6

*October 26, 2014 by Anonymous*

**Geometry**

mx^2+12x+9m=0. for what values of m will the equation have one repeated root? I can't remember how to calculate double root values

*December 7, 2015 by Carolyn*

**physics**

1)A convex lens is used to obtain an enlarged virtual image. false. 2)The lens of the eye has a fixed focal length. false.

*April 7, 2008 by Jon*

**Probability**

Suppose the prevalence of people with certain cancer in a give year is 0.015. In addition suppose that the diagnostic test for this cancer is know to have a false positive rate of 0.05 and a false negative rate of 0.10 . Suppose a person is aware of the false positive and ...

*February 4, 2009 by DAS*

**Math**

The sides of a square are all increased by 3 cm. The area of the new square s 64 cm^2. How can you find the length of a side of the original square?

*April 30, 2009 by Angie*

**pre calc need help**

A square is drawn inside a square. Find the area of the square as a function of the radius of the circle

*February 17, 2010 by kate*

**Geometry**

A small circular pool is enclosed in a square. Find the area inside the square, but outside the circle. The Square is 4.3m x 4.3 m

*May 24, 2010 by Maghan*

**math**

the area of a square is 8 square meters . what is the length of one side of the square? round to the nearest tenth if necessary.

*July 16, 2012 by jake*

**Math**

A square floor had 100 tiles each tile is 1 square foot what is the length of one side of this square

*November 5, 2016 by Khia*

**Math**

One side of a square is 10 inches long. How many 1 square inch tiles are needed to cover the area of the square?

*January 28, 2017 by Jae*

**Math(Please someone respond, very confused)**

The original equation was 1.7e-3 = (0.0015 -x)^2 / (0.025 +1/2x)(0.025 + 1/2x) Square root of both sides is 0.0412 = (0.0015-x) / (0.025 + 1/2x) Solve for x and when I put in -0.001 or 1.0e-3 it says that it is incorrect, I don't know why??

*March 18, 2012 by Hannah*

**Grammar and Composition**

ok, writeacher helped me on all of these but i still don't get this one: despise find the prefix, root, and the suffix de-prefix what is the root?

*October 15, 2009 by y912f*

**Math 117**

Use rational exponent to write 4 cube root x multiply by 6 cube root 6x as a single radical expresion.

*February 12, 2012 by Joseph*

**Math 117**

Use rational exponent to write 4 cube root x multiply by 6 cube root 6x as a single radical expresion.

*February 12, 2012 by Joseph*

**maths**

Consider the polynomial f(x)=17x4+21x3+60x2+Ax+B. Suppose that for every root λ of f(x)=0, 1λ is also a root of f(x)=0. What is the value of A+B?

*February 6, 2013 by austin*

**maths**

Consider the polynomial f(x)=17x4+21x3+60x2+Ax+B. Suppose that for every root λ of f(x)=0, 1/λ is also a root of f(x)=0. What is the value of A+B?

*February 7, 2013 by Anonymous1*

**Calculus-Solved-Please Check?**

estimate cube root of 25 by linear approximation f(x+delta(x))= f(x) + (df(x)/x) * deltax 3 + 1/3x^(-2/3) * -2 3 - 2/3x^(-2/3) 3 - (2/3* ((cube root(9))) is this right? thanks

*April 23, 2013 by Liliana*

**Calculus-Limits**

i have no clue how to start it. rationalizing it seems to tedious. how do i do this thanks evaluate the limit as h -> 0 ((fourth root(3 + h) - 2(3+h) - fourth root(3) + 6))/h

*April 29, 2013 by Liliana*

**Bionomial expansion help agn #thanks**

find the third term of the binomial expansion (root(x)+1/root(y)^6 plz help i do not no it at all show working!!

*January 4, 2016 by Collins*

**algebra**

I am trying to rationalize a denominator and it is a squre root, like this : squre root of x+1 , i don't know what to do ,cause it isn't just a number it is the whole expression. plz help

*August 6, 2016 by Maya*

**English**

I have to find the root and the affix for venerate. Would the root be the Latin word and the affix ven-?

*March 1, 2010 by Mia*

**Calculus**

Express the function in the form f o g. G(x)= The cube root of (x/1+x) So, (f 0 g)(x)= f(g(x))= f(cube root of x/1+x)= I don't know how to finish the problem because it does not give you the information for F(x)???

*September 19, 2010 by Chelsea*

**trig**

How do I prove : 4sinAcosAcos2Asin15 all over. :sin2A(tan225-2sinsquared A)is equal to. :root 6 - root 2 over 2

*March 26, 2012 by michelle*

**Math**

Simplify: 5th roof of (6th root of 10 * sqaure root of 1000) or: (10^1/6 * 1000^1/2)^1/5 (^ another way of writing it)

*March 20, 2013 by Jess*

**Root Words**

Which of the following root words means “more than one”? A. Junct- B. Ambi- C. Ject- D. Terr- B?

*September 3, 2014 by kevin*

**sociology**

All deviance is a crime but not all crime is deviance. Question 6 answers a)True b)False

*September 23, 2011 by urgent*

**alg E BRA- INEQUALITIES**

Which numbers are solutions of each inequality? 1) X < 1: -2 , 1, 2 I WROTE: -2<1 TRUE 2) X > -5 : -7, -5 , -1 I WROTE: -1 > -5 TRUE i have more problems but i don't know how to type to you the ones that have symbol of < with line under to show: less than or ...

*October 27, 2011 by marko*

**work**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.true or false

*May 18, 2010 by lisa*

**english**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.” True or false

*March 2, 2012 by tywin*

**Math**

Mark found out that his profit varies as the product of the amount spent for production and the square root of the amount spent for advertising. If his total available budget for these expenses is P1.5 million, how should he allocate his funds to maximize his profits

*March 22, 2013 by May Ann Pascual Aragon*

**Linear Algebra**

Let L be the line with parametric equations x = 1−2t y = 3+3t z = −1−3t Find the shortest distance d from the point P0=(1, −4, −2) to L, and the point Q on L that is closest to P0. Use the square root symbol '√' where needed to give an exact value for your answer. ...

*November 29, 2016 by Ramit Rana*

**Pre-Calc/Trig...**

Am i correct? The graph of y=3x^2-4x+2 opens downwards. FALSE The graph of y=2x^2-4x+2 has a y-intercept of (0,1). FALSE

*October 14, 2014 by Anonymous*

**inverses**

You have 700 sq ft of plywood to make the stage floor. Use A^-1(x) to find the dimensions of both the runway and the main part of the stage. main stage is a rectangle and runway is a square. length of the main stage is 3x o f the runway, the width of the main stage is 2x the ...

*November 27, 2016 by Laura*

**Algebra II**

If the distance from the point (5,k) to the line 8x - 15y + 8 + 0 is 20, find k. Recall that the formula to compute the distance between a point (x1,y1) and a line ax + by + c = 0 is d= abs(ax1+by1+c) [over or divided by] square root(a^2+b^2)

*September 12, 2010 by Meg*

**Quantitative Analysis**

The "standard deviation of the sample score" divided by the "square root of the sample size" is the formula for computing the ...? A. Coefficiant of Determination B. Absolute Deviation C. Variance D. Standard Error

*November 6, 2013 by Stacie*

**Per Calculus**

An apple pie has a 12 inch diameter and the angle of one slice is 60 degrees. What is the area of that slice of pie? Use 3.14 for A. 14.13 square inches B. 75.36 square inches C. 36 square inches D. 18.84 square inches E. 0.52 square inches

*April 22, 2013 by Deontre*

**math**

square x has an area of 100 square units. Square Y has a perimeter that is half of the perimeter of square x. What is the area of square y?

*February 2, 2011 by Esther*

**Algebra 2**

Can someone please check these answers for me?? I'm pretty sure most of them are right, except for maybe the second T/F question... 1) T or F. The domain of y=ln x is equal to the range of y=e (superscript x). True 2) T or F. ln(3x x y to the 3rd power) = (ln x 3) x (ln x) x (...

*May 23, 2007 by Lindsay*

**SPANISH**

TRUE OR FALSE In Spanish-language soap operas, affection between family and friends is never expressed. this is what i found in my book: "En las telenovelas en español también se expresa muy abiertamente el cariño (affection) entre parientes y amigos..." i don't understand ...

*May 10, 2009 by y912f*

**MATH**

A rectangular flower is 20 inches long,8 inches wide ,and 6 inches high . True of false. If andy fills the flower pot 2/3 full of soil, the expression 2/3(20 + 8 + 6) could be used to find the about of soil he needed.

*February 27, 2011 by Dani*

**Statistics**

Answer “True” if the statement is always true. If the statement is not always true, replace the underlined words with words that make the statement always true. Alpha is the measure of the area under the curve of the standard score that lies in the rejection region for Ho.

*June 23, 2015 by shuggins*

**math**

the side of a square is 2 meters long. what is the area of the square? what is the perimeter of the square in centimeters?

*September 12, 2011 by stephanie*

**Algebra**

A square has an area of 49 square units. Find the sode length and perimeter of the square.

*November 25, 2015 by Kay*

**Algebra**

A square has an area of 49 square units. Find the side length and perimeter of the square.

*November 25, 2015 by Anonymous*

**science**

a storage cell produces current through chemical reactions that can be reversed? true? a primary cells produces current thur chemical reaactions that continue until one or more reactants is used up? false? i am on the right track?

*June 3, 2010 by albert*

**Math**

1. Find the angle between the vectors, approximate your answer to the nearest tenth. v= (-4, -3) w= (2, 6) Answer: 145.3 degrees 17. One type of data that is non linear in nature is the exponential function. -False? 19. Exponential data follows the equation y= ab^x. True?

*June 19, 2013 by mysterychicken*

**L.A**

1. In a persuasive essay, the thesis statement should represent an opinion. A. True <-- B. False 2. The most common structure of a persuasive essay is A. Order of importance B. Chronological order <--- C. Problem and solution 3. Which of the following is NOT a sentence A...

*May 18, 2014 by Anonymous*

**Trig**

Find all values of theta where 0degrees<theta<360 degrees when csc theta = square root 2 Please detail how/why i can get to the solution. I need to understand the concept clearly...... It will probably relate to something taught down the line I'm sure.

*February 13, 2016 by Lara*

**precalculus half angle question stumped**

Given tanu= -1/3 and sinu <0, find sin(u/2) if 0 is less than or equal to u < 2 pie I think its a right triangle in fourth quadrant with the point (3,-1) (hypotenuse equals square root of ten) but I'm brain dead and can't find u or any solutions.

*January 11, 2010 by george*

**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*

**geometry**

a cube is placed inside a right circular cylinder. How may cubic feet of water will file the cylinder that has the cube in it? The sides of the cube are 24. The radius of the cylinder in 12 square root of 2 thanks you

*February 23, 2011 by jenny*

**math**

Solve for t: Radical(t-108) - Radical(t+186) = 6 The only possible root is t = ?. It is an extraneous root.

*July 8, 2010 by G*

**Algebra II**

Mulitple Choice Find cos0 if sin0=3/5 and 90 degrees<0<180 degrees. A.)4/5 B.)-4/5 C.)(Sq root 34)/5 D.)(- sq root 34)/5

*June 9, 2011 by HotMath*

**Calc**

How close is the semi circle y= sqr.root of 16-x^2 to the point (1, sqr.root 3)? using Optimization

*January 11, 2012 by Anonymous*

**Algebra 2**

More About Complex Numbers squ. root 5+i/squ. root 5-i I don't know if you understand this equation, but could you help me.

*November 21, 2014 by Ariana*

**Math**

find all the other zeroes of the polynomial x^4+4x^3-4x^2-32x-32 if two of its zeroes are 2 root 2 and -2 root 2

*April 9, 2016 by Prithvi*

**Discriminant**

b^2-40<0 is [b+(2square root 10)][b-(2square root ten)] Could you explain how did it become like tat? Thks!

*June 3, 2016 by Lin*

**Pre-Calculus 11**

What is the entire radial form of -3* cube root of 2? I go cube root of 54 as my answer but it is wrong

*July 10, 2016 by Rayan*

**calculus**

Integrate: (The Sq. Root Of x-2)/x+1 dx Let u= (Sq. Root Of x-2)

*August 10, 2009 by Jessica*

**Math**

What is the root of 22 over the root of 32?

*March 2, 2011 by Ed*

**Calculus**

integrate (t(root t)+t(root t))/t^2 dt

*January 24, 2014 by Anonymous*

**math**

If a+ib = (root of 1+i) / (root of 1-i )then prove a^2 +b^2 =1

*June 6, 2014 by haritha*

**maths**

If a+ib = (root of 1+i) / (root of 1-i )then prove a^2 +b^2 =1

*June 6, 2014 by haritha*

**Chemistry (Check)**

Classify each of these statements as always true, sometimes true, or never true 11)sometimes true 12)Never True 11)Scientific notation is used to express large numbers in convenlent form. 12)Siginificant figures include all the digits that can be known accurately plus a last ...

*January 13, 2007 by Bryan*

**Math (1 question)**

estimate the area of a circle with a radius of 27 meters. Use 22/7 for pi. A. 258 square meters B. 1,125 square meters C. 2,291 square meters D. 5,253 square meters

*April 3, 2016 by nada*

**government**

The National Government can form a new State out of an existing State without the permission of the existing state? True or False

*June 26, 2013 by Allison*

**Algebra 2**

Stacey has a square piece of cloth. She cuts 3 inches off of the length of the square and 3 inches off of the width. The area of the smaller square is 1/4 the area of the original square. What was the side length of the original square? a.1 in. b.2 in. c.6 in. d.12 in. Help ...

*September 23, 2015 by Vivian Van Pelt*

**Debug=true**

The source code that generated this unhandled exception can only be shown when compiled in debug mode. To enable this, please follow one of the below steps, then request the URL: 1. Add a "Debug=true" directive at the top of the file that generated the error. Example: <%@ ...

*January 13, 2011 by Amy~*

**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**

Which of these numbers is greater than 6 but less than 7? Let me try to figure it out and I'll post my anwser.= ) oops didn't put the options in... the square root of each of these numbers a. 6.5 b. 67 c. 45 d.76 Would it be easier to find the number which is greater than 6^2 ...

*March 15, 2007 by Holly = )*

**pre calculus**

The base of an Isosceles triangle is half as long as the two equal sides. Write the area of the triangle as a function of the length of the base. the answer is: A=a^2times the square root of 15 ------------------------------ 4 How did they get this answer? Thanks!

*September 1, 2008 by Acorn*

**college algebra**

Let f(x) = square root (x + 2) and g(x) = x^2 − 2. Determine the domain of the composite function. (Enter your answer using interval notation.) f compose f ______? & Find the composite function. (f compose f)(x) = _____?

*October 21, 2013 by Dee*

**quadratic equations**

The solution to a quadratic equation is x is equals to 3 plus or minus square root of 4 minus 8p all over 4 where p is the element of Q. Determine the value(s) of p that the roots of the equation are equal and non-real

*March 6, 2016 by Andiswa*

**quadratic equations**

The solution to a quadratic equation is x is equals to 3 plus or minus square root of 4 minus 8p all over 4 where p is the element of Q. Determine the value(s) of p that the roots of the equation are equal and non-real

*March 6, 2016 by Andiswa*

**quadratic equations**

The solution to a quadratic equation is x is equals to 3 plus or minus square root of 4 minus 8p all over 4 where p is the element of Q. Determine the value(s) of p that the roots of the equation are equal and non-real

*March 7, 2016 by Andiswa*

**calculus**

Find the absolute extrema of the function (if any exist) on each interval. (If an answer does not exist, enter DNE.) f(x) = square root of (25 − x^2) (a) [−5, 5] minimum (x, y) = (smaller x-value) (x, y) = (larger x-value) maximum (x, y) =

*April 5, 2016 by Sam*

**math**

How can I solve the diagonal of a cube with a formula of s square root of 3, if the given is csc x = 2 ? how will i solve for the side of the cube to get its diagonal?

*March 1, 2015 by Ammiel*

**Calculus 1**

Use Newton's method to approximate the indicated root of the equation correct to six decimal places. The root of x^4 − 2x^3 + 5x^2 − 5 = 0 in the interval [1, 2]

*November 15, 2015 by TayB*

**Maths**

A true/ false test is given. If a person guesses the answers, the probability that any particular question is correctly answered is 0.5. If the test contains 14 questions and 7 correct answers is a pass, what is the probability of passing the test by simply guessing?

*February 13, 2014 by Lucy*