Wednesday

July 30, 2014

July 30, 2014

Number of results: 63,774

**algebra**

Can someone please help me? Thanks! simplify the following expression, and rewrite it in an equivalent form with positive exponents(4x^2)-^2
*July 8, 2011 by Jellie*

**algebra**

Simplify the following expression, and rewrite it in an equivalent form with positive exponents. 10x^3y^3 -------- 40x^-3y^-4
*July 9, 2011 by sharron*

**math**

simplify the following expression and rewrite it in an equivalent form with positive exponents 24x^3y^-3/72x^-5y^-1 Thanks!
*July 10, 2011 by Michael*

**Math**

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013 by Maya*

**math**

simplify the expression; write without using negative exponents. Assume all numbers are positive (b^1/2 X a^-5/3)^2 1/2^2 = .25 so 1/4 so b^1/4 and 5/3^2=2.77 so is it b^1/4 a^2.77
*July 4, 2010 by Hannah*

**math**

12xp7 ______ 36 xyp7 Simplify the following expression, and rewrite it in an equivalent form with positive exponents.
*September 7, 2011 by dp*

**Math Ms. Sue**

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013 by Maya*

**algebra**

simplify and write with only positive exponents 1. x to yhe negitive six power times x to the fifth power 2. y to the negitive twelth power divided by 7y to the fifth power
*March 24, 2010 by roy*

**Math**

Simplify the following expression, and rewrite it in an equivalent form with positive exponents. -15x^4y/17x^2y7 A. -3x^2/y^6 B.3x^2/y^6 C.-3x^6y^8 D. 52x^2/y^6
*August 12, 2011 by Donnice*

**Math situation**

please help me solve Multiply and simplify type exponential notation with positive exponents (64a^2)/(2a^2-16a+32) x (2a-8)/8a
*March 30, 2012 by Sandra M*

**Algebra**

Simplify each expression. Assume that no denominators are zero. Write each answer without using negative exponents. The ^'s mean they're exponents y^-3y^-4y^0 ------------ <- division (2y^-2)^3 numerator: y^-3y^-4y^0 = y^(-3-4)= y^-7 denominator: 2^3 * y^-6 = 8y^-6 ...
*October 15, 2006 by Katie*

**math,correction**

can somone correct these for me please... Simplify (m^5)^8 My answer.m^40 List the terms and coefficients of 8x^3-4x^2+3 My answer: terms: 3 coefficients: 8,-4 This next one i'm not sure about how to even do it... write 9.03 X 10^-2 in standard notation. standard notation? ....
*February 28, 2007 by jas20*

**Math**

Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation. 20sqrt(x^12)
*April 17, 2010 by Help please*

**Math**

Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation. 3sqrt(2)/ 5sqrt(2)
*April 17, 2010 by Help please*

**Math Please Urgent **

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...
*September 18, 2013 by Maya*

**rational exponents**

Express cube root 27x^4y^6 using rational exponents (27x^4y^6)1/3 (27^1/3)(x^4/3)(y^6/3) stuck. I think the final answer is 9x^3/4(y^2) I don't know where to put the parentheses to break it up so I hope yall understand what it's suppose to be.
*August 25, 2008 by Anonymous*

**aglbera**

Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(6xy/y)^2 Express in terms of i. 2-36
*May 1, 2011 by kozy*

**algebra**

how do i simplify the following expression ,writing the answer with a positive exponent only? (yz^-2)^4)(2y^-3z^-4)3/4y^9z^-5
*August 8, 2010 by simone*

**Exponents**

I need to know if i answered this right. Use the laws of exponents to simplify. 3^3/4 * 3^1/8= 81/32
*August 15, 2010 by Ava*

**algebra**

simplify the expression. Use only positive exponents. 8x^2y^-2/x^-2y * (4xy^2)^-1/x^2y Something does not seem right in your terms. Are you saying that 8x is being taken to the 2y power and that all this being taken to the -2x power? Please clarify your terms, and we will do ...
*March 7, 2007 by kayla*

**algebra**

write the expression using only positive exponents 1.13^6 2.8^-9 3.xy^0 4.6g^-5
*December 4, 2008 by Arthur.*

**algrbra 2**

Rewrite the expression, using only positive exponents. x-5
*October 16, 2009 by SArA*

**math**

Simply each expression. Use only positive exponents. (2t)^6 r^5/g^-3
*March 17, 2013 by carly*

**Algebra **

Can you please check my work? You have helped other students I know. Thank you:) Multiply -7(2a2 -4) = -14a2 + 28 Multiply 0.5(a + b -5) = 0.5a + 0.5b - 2.5 Factor bx - by + bz = b(x - y + z) Combine like terms (simplify) 12x + 4 - 11y - 6x - 9 - y = 6x - 12y - 5 Evaluate the ...
*November 8, 2011 by Sharon (ms. Sue)*

**Math**

Use the rules of exponents to simplify each exponential expression. Your result cannot contain any negative exponents. Thank you for your help. (2m^2)^3 (4x^2y^4z^7)^0
*March 6, 2010 by Elizabeth*

**Algebra (check my answers)**

Please check these answers. Multiply -7(2a2 -4) = -14a2 + 28 Multiply 0.5(a + b -5) = 0.5a + 0.5b - 2.5 Factor bx - by + bz = b(x - y + z) Combine like terms (simplify) 12x + 4 - 11y - 6x - 9 - y = 6x - 12y - 5 Evaluate the expression 3x2y when x = 3 and y = 5 Answer: 135 ...
*November 8, 2011 by Sharon*

**math**

write 2x -1 (negative one) using only positive exponents??
*June 27, 2011 by leigha*

**math**

Rewrite using only positive exponents: x−5y3. ??
*March 1, 2012 by josh*

**Math**

How do you simplify a expression with positive exponents? How do you write a fractions an expression using a negative exponent?
*October 26, 2009 by Zava*

**Math SCREAMING for HELP**

Use the quadratic formula to slove the equation. x^2-x=-7 This is what I have got so far and I do not think this is right: x=1(-1)√-1^2-4(1)(7)/2(1) x=1√1-4(7)/2 x=1√-21/2 x=1-21/2 and here I am lost! Use rational exponents to simplify. √(5&x^10 ) ...
*September 24, 2010 by Sabrina*

**Math**

Solve the system of equations 3x-y=11 -5x+y=12 2. Perform the indicated operation and simplify (5/(x-2)+(4(x^2-2x) 3.simpify and write with only positive exponents (7x^3y^-2)/(x^-4y^9)^-3 4. find the solution of the inequality 2x-11 is less than or equal to -4(5x-3) 5. the ...
*August 22, 2013 by kelly*

**Algebra**

simplify the following expression and rewrite it in an equivalent form with positive exponents 24x^3y^-3/72x^-5y^-1 24*3*3*3/72*-5*-5*-5*-5*-5= This is how I have it started on my paper. my online book is down and im stuck. Thank you.
*July 10, 2011 by Michael*

**math **

Shania is having trouble understanding her algebra assignment. To help her understand, she asks Mark why is x^2*y^3 not equal to (x,y)^5 Which of the following responses would be best for Mark to give? A. You should multiply the exponents rather than add them. The correct ...
*April 9, 2014 by Anonymous*

**Algebra 1 HELP**

I am not sure how to do these 2 problems can someone show me. Simplify the expression Write answers using exponents. 8^6/8^4*8^2 4^5*1/4^2 <---is by the 4 only
*December 5, 2013 by Karen*

**pre-algebra**

write the expression using only positive exponents 1.13^6 2.8^-9 3.xy^0 4.6g^-5 how do you do this? please and thankyou
*December 4, 2008 by Aurthur.*

**Math**

X^4y^3-x^2y5
*January 10, 2013 by Justin*

**Division Properties of Exponents~Algebra**

The only reason I'm asking is because the last 3 answers were answer B, and I was thinking I got something wrong.. 1. Which of the following is equivalent to x5y2/xy2 when x ≠ 0 and y ≠ 0? A. x6y5 B. x5y C. x4y D. x4 ********* 2. Which expression is NOT equal to ...
*February 10, 2014 by Gabby*

**math**

The question that have is to simplify and write the answer in exponential notation using positive exponents 2 to 4th power x 2 -2 These are my choices a 4 to the 8th power b 2 to the 8th power c 4 to the 2nd power d 2 to the 2nd power
*February 5, 2011 by Jimmy*

**Math- Completely confused! **

Simplify each expression (where possible) and write the answer without using negative or fractional exponents. Assume that X>0. a. 8x^(1/3) b. (-8x)^(1/3) c. (8x)^(-1/3) d. (3x^(3/4))(16x)^(1/4) e. (x^(1/2)) / (x^(5/2) so far my answers are : a.2x b. -2x c.1/2x but i feel ...
*August 21, 2010 by Jackie*

**algebra**

need help please!!!!! (fraction) _____1____ 9x^-2 y^-1 I'm not exactly sure what you want to do but i'm assuming you want your exponents positive? just put the varibles with the negative exponents in the numerator. whenever you have a negative exponent that you want to make ...
*March 7, 2007 by kairi*

**Math**

Use laws of exponents to simplify. (10^(11/14))^(2/9) Would the answer be 10^(11/63) ?
*September 26, 2009 by Nefty*

**Algebra II (Exponents)**

Simplify: (-1728)^1/3 My answer was -576...is this correct?
*June 11, 2012 by Greg B.*

**rational exponents**

express the third root of(8a^3y^5) using rational exponents. Please show your work!
*April 20, 2012 by tabby*

**Algebra**

do the indicated operations and write with only positive exponents and assume all variables are nonzero real numbers x^-5 y^7/x^-2 y^5 y^2/x^3 x^3=0
*March 13, 2008 by Kally*

**algebra**

Describe two laws of exponents and provide an example illustrating each law. Explain how to simplify your expression. How do the laws work with rational exponents?
*November 18, 2010 by kelley*

**Algebra**

Describe two laws of exponents and provide an example illustrating each law. Explain how to simplify your expression. How do the laws work with rational exponents?
*December 8, 2010 by Sam*

**math**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to and different from adding polynomial expressions? Provide a radical expression for your classmates to simplify. In your own words, explain the first ...
*October 11, 2010 by Abigail*

**algebra**

How do you simplify this expression, assuming all variables are positive? (3a^1/2b^1/3)^2 The carrot symbol represents exponents. It is a^1/2 and b^1/3, just so you know. Square each term in the parenthesis. 3^2 = 9 (a^1/2)^2 = a (b^1/3)^2 = b^2/3 Put it all together: 9 a b^2/...
*March 6, 2007 by Sally*

**algebra 2**

Would some one look at these problems and see if I got them right Thanks Just let me if they are wrong so I can go back over them 1.Write in simplest form 48/56 A. 6/7 2.Multiply 8x^3/5 *10/x^3 A. 16/x^4 3.Divide 4/x^7 / 12/x^3 A. 1/3x^2 4. divide x^2-36y^2/5x^2+30y / (x^26xy...
*June 1, 2007 by CINDY*

**Algebra**

Simplify the expression. Write the answer without negative exponents. (4a^3b^3)(4ab^2)^2
*September 29, 2011 by Christina*

**math check**

Simplify 1) (5t)(5t)^3 My answer: 5t^15 Write the number without exponents 2) 8.78x10^5 My answer: 878,000,000 Multiply. 3) (x+9)^2 My answer: 9x^18
*December 16, 2008 by bryan*

**Math**

3) Explain how the laws of exponents work with rational exponents and give at least one example of an expression containing rational exponents... Please help.. I can't find the answer to this anywhere..
*August 5, 2010 by June*

**Physics**

Uniform Circular Motion: Suppose that a particle's position is given by the following expression: r(t) = Rcos(omega*t)i + Rsin(omega*t)j 1. Choose the answer that best completes the following sentence: The particle's motion at t=0 can be described by ____________. a. an ...
*October 4, 2009 by Anonymous*

**Algebra 2**

Can someone please help me? Use the rational exponents to simplify. 5 sqrt x^20 would the answer be 5?
*September 5, 2010 by Ava*

**math**

Simplify this expression by using the properties of exponents.You may leave your answer as a number to a power. (2c)^5(2c^9)^6=
*April 13, 2013 by Nancy*

**college algebra**

if you have a problem where you are multiplying numbers with exponents (both positive and negative) and your answer ends up with a negative exponent what is the reason you make a fraction out of it and put it on the bottom as a positive? why cant you have a negative exponent ...
*February 14, 2008 by tara*

**algebra**

1)Simplify:(3x^0y^-4)(2x^2y)^3 answer=6x^6 over y 2)Simplify:2x^2y^5z^-4 over 8x^6yz^3 answer= y^4 over 4x^4z 3)Saturn is 1.4 x 10^9 kilometers away from the sun. If light travels 3.0 x 10^4 km per second,how long does it take light from the sun to reach saturn? Express the ...
*August 1, 2007 by erin*

**Algebra 1 (exponents)**

(6p)^-2 how will I write this in positive answer? I got 1 ---p ^-2 136 Please help! thank you
*June 28, 2012 by Lizzy*

**simplify**

how do i simplify 10x^2y/-5x^4y Do you notice the y in both numerator and denominator? That means you can cancel them out You can also subtract exponents for the x terms and divide 10 by 5. See what you get and let us know.
*July 8, 2007 by mike*

**Math**

^=exponents /= divide So I am not sure how to do this. It is an example in my book but I still dont get it. Can you work through ti so I can do my real work. (-1^2+-1^-2)^-1 (-1^2+-1^-2)^-1 = First, do work within the parentheses. -1*-1 = 1 and -1-2 = 1/(-12) = [1+(1/(-12)]= [...
*November 23, 2006 by Gina*

**HISTORY HELP ME**

28. Which answer best describes how some enslaved African Americans expressed their emotions? (4 points) They didnt believe in public emotional displays, so they would often express themselves only to the tribal chief. They participated in sports like archery and lacrosse as ...
*December 19, 2012 by B*

**Math**

Hi Sorry I'm reposting this question, I think the answer that was provided was not correct because of the ambiguity of the original question but if I could have someone workout the question as written it would be much appreciated: See below discussion. 4x^3y^-2 / 2x^-1y^4 is ...
*November 20, 2010 by Tia*

**Simplify**

Simplify the following number. ∛729 I think it is ∛9, but I do not know. Please help, and check my answer. I will appreciate it if you guys can answer this as soon as possible. It is part of a RATIONAL EXPONENTS question. The original equation was 9^(1/3)∙&#...
*February 14, 2014 by Brady*

**Algebra II **

Working on my online math homework, I encountered this problem: Solve: (3x^-1 y^-2)^-2 (x^2 y^5)^-1 [[Spaces denote the end of the exponent.]] Because of the law of exponents that deals with negative exponents, I did the reciprocal and distributed the exponent, getting (1/3x^2...
*January 25, 2012 by Kenneth*

**Algebra 1: 8th Grade**

Simplify each expression. Write your answers using positive exponents. Check Answers Please: 1) 2^3*2^4 = 2^7 2)10^6/10^9 = 1/10^3 3)3^5*3^1 = 3^6 4)5^7*5^-4 = 5^3 5)9^3/9^-10 = 9^13 6) 4^11/4^8*4^-2 = 4^5 7) a^2*a^3 = a^5 8)b^-9/b^4 = 1/b^13 9)c^-5*c^-2 = 1/c^7 11)(5d^4)(8d^6...
*April 28, 2009 by Joy*

**Math**

List the terms and coefficients. 8x3 4x2 + 3 Write using positive exponents only. b2 Factor completely. 3(x 2)2 3(x 2) 6 State which method should be applied as the first step for factoring the polynomial.
*May 13, 2007 by Tomika*

**Calc Help**

Find the derivative. Express answer in exponential notation without any negative exponents. y= 1/(sqroot5x+2)^3 This reads: 1 divided by the square root of (5x+2) to the third
*February 16, 2007 by Robert*

**Simplify exponents**

How do you simplify this equation: (x^a+b)^a-b / (x^a-2b) ^ a+2b
*November 1, 2010 by Ali*

**Math**

Simplify:Do not use use negative exponents in the answer. Ques: x-4*x-7
*July 3, 2011 by Ms.Ellis*

**Math**

24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
*February 26, 2013 by Alex*

**Math**

24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
*February 26, 2013 by Alex*

**Math**

24x^3y^2/42x^7y^-6 please help i need to simplify i can only use positive intergers
*February 26, 2013 by Alex*

**Algebra**

Simplify complex fraction w+3/4w/w-3 2w Without providing parentheses and ^ signs for exponents, there are many ways to interpret what you have written. Each gives a different answer. Do you mean to write [w + (3/4)w]/(w-3) * 2w ?
*July 9, 2007 by Linda*

**Algebra**

Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide. x^2-49y^2/6x^2+42y/(x^2-7xy) For this answer I got: (x+7y)/6x(x^2+7y) Add. Express your answer in simplest for. x/6+3x/6 For this answer I got: 2x/3 Please check my ...
*July 12, 2007 by Linda*

**MATH**

Find the only positive integer whose cube is the sum of the cubes of three positive integers immediately preceding it. Find this positive integer. Your algebraic work must be detailed enough to show this is the only positive integer with this property
*June 7, 2011 by Janice - Please Help!!!*

**Simplify exponents**

(x^ a+b) ^ (a-b) / (x^a-2b) ^ (a+2b)
*November 1, 2010 by Ali*

**Algebra II (Exponents)**

Simplify: (8x^ y^27)^1/3
*June 5, 2012 by Gregory*

**Algebra II (Exponents)**

Simplify: (-8x^-6 y^15)^1/3
*June 11, 2012 by Greg B.*

**Math**

Express in terms of i and simplify: sqrt-54 is the answer -3isqrt6
*October 27, 2008 by Shawn*

**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 *

**mat 117/ algebra**

My question is about scientific notations. Here is the problem. What I need clarification on is the power signs. When to add, subtract or multiply? (2.4 x 10^-5)(4 x 10^-4) is the anwer 9.6 x 10^-9 or 9.6 x 10^20 The answer is NOT 9.6 x 10^20. Rember your rules of exponents: ...
*June 30, 2007 by Diana*

**Math**

Express 3/8a^3y^5 using rational exponents.
*July 2, 2009 by Sally*

**Calculus Help Please!!! Urgent!!!**

If x^3 - y^3 =3 , use only implicit diff. to find d^2y/dx^2 . Express your answer in terms of x and y only and write is as a proper fraction that is completely simplified as much as possible. d^2y/dx^2= -6x/y^5 (this is the answer I should get but i dont know how to show steps...
*April 9, 2014 by Tim*

**math**

Simplify (2c)(11c). my answer is telling me it should be 22c. I think it is 22c(squared). We are not combining like terms, but multiplying each to the 1st power. when you multiply you add the exponents. I am confused.
*May 25, 2009 by Kelly*

**algebra**

y(-9) (times) y(-5) Simplify exponents add. y^(-5-9) is ... Thank you
*March 3, 2007 by jacque*

**Physics**

Twelve identical point charges are equally spaced around the circumference of a circle of radius 'R'. The circle is centered at the origin. One of the twelve charges, which happens to be on the positive axis, is now moved to the center of the circle. Part A Find the magnitude ...
*February 3, 2011 by Crystal*

**Algebra**

use the laws of exponents to simplify 3 3/4 * 3 1/8 Please help!!
*August 15, 2010 by Vivabee*

**math**

simplify using the laws of exponents 30. (14y)4 ^
*March 12, 2013 by alexius*

**7th Grade Math**

Simplify Exponents ba*(2ba4)-3
*September 29, 2013 by Millicent*

**algebra**

short answer. Simplify the following expressions; express in terms of square root of -25
*July 9, 2011 by sheba*

**Algebra**

express log (3x^5y^3/z^3) as the sum and difference of logs with no exponents.
*December 8, 2010 by peggy*

**geometry**

How do you express the following value without exponents? (-243) 6/5
*January 14, 2012 by christy*

**Algebra/math**

simplify the expression. Assume that all variables represent positive numbers. (36^-2y^4)-1/2(xy^1/2) I can't get the answer to this I just dont know how to answer this problem. Can anyone help? Thank You! Ashley
*September 26, 2008 by Ashley*

**Math/117**

Because we are working with exponents, your answer should be in exponential form. How would you respond to this problem including exponents? 3^5 * 3^5. What rule would you apply?
*April 27, 2011 by Mary*

**algebra**

6) Write with positive exponents: [ 3-3 a-2 b5 c-3 d-4]
*February 23, 2012 by lee*

**algebra**

6) Write with positive exponents: [ 3-3 a-2 b5 c-3 d-4]
*February 23, 2012 by lee*

**Calc Help**

Find the derivative. Express answer in radical notation with no negative exponents. s=4(sqroot t)+(3/t)+2t^5 This reads (4 times the square root of t) plus (3 divided by t) plus 2t to the 5th. Differentiate it one term at a time, using the rule: d/dt(t^n) = n*t^(n-1) s(x) = 4 ...
*February 16, 2007 by Robert*

**math**

if your exponents are the same but your base's are differnt how do you simplify that? example : (-3)^2 * -5^2
*October 16, 2012 by kylee*

**math**

exponent law question: Simplify the following exponents. 1. (16)(2^(x+2)) 2. ((ab)^(2x+y))/(a^(x)b^(y))
*March 15, 2013 by Hasane*

**math**

I am trying to find the answer to a scientific notation problem, express in simplify terms (-2y) with and exponent of 4.
*January 3, 2011 by LAWRENCE*

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