# Questions on Algebra: Negative and Fractional exponents answered by real tutors!

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 Algebra: Negative and Fractional exponents Solvers Lessons Answers archive Quiz In Depth

 Question 355043: I need to figure out how to simplify this. Can you please help me as I am stuck with how the fractions work? (a^-2/3 * b^1/2)(a^3/2 * b^(2/3) Click here to see answer by robertb(4012)

 Question 357198: how do i answer this: -1/4 to the -3 power (negative one fourth to the negative three power) Click here to see answer by mananth(12270)

 Question 358645: how do u put in the expontent 54 into a calculator?? the question is 1000(1+.09/12)^(54) Click here to see answer by Fombitz(13828)

 Question 358727: How do I solve 0.0293=x^-1.007 on a calculator? Click here to see answer by Fombitz(13828)

 Question 359538: Simplify and write each answer with positive exponents. All variables represent nonzero real numbers. 1. (-7x^-8)(3x^2) 2. (x^11 over x^5)^-3 Click here to see answer by Fombitz(13828)

 Question 360216: I'm trying to figure out the answer to the problem. 4^(-2/3) Here are my mechanics, 4^(-2/3) = (invert a neg. exponent to make it possitive)4^(3/2)= 2 √43 = 2 √64 = 8 ( Using the principle that when you have a fractional exponent use the following rule: X^(a/b)= b√Xa) Is this answer correct, or have I made an error. Thank you in advance. Click here to see answer by edjones(7569)

 Question 360610: I am trying to solve parenthesis negative 2x y to the -3 close parenthesis to the -3 over parenthesis xy to the negative one close parenthesis to the -1. Click here to see answer by Theo(3464)

 Question 360850: Simplify: (-1/64)^-2/3 I am getting a non real number for this, could you solve it and if possible show my how. This way I will be sure whether or not I am doing it correctly. Click here to see answer by edjones(7569)

 Question 362924: Write without using positive exponents: 4 1/3 * 4 -3/4 divided by 4 2/3. Should read 4 and 1/3 times 4 and negative 3/4 divided by 4 and 2/3. Thanks a bunch Click here to see answer by checkley77(12569)

 Question 364151: multiply and simplify (10y - 1/4)(5y - 1/2) This is what I have 50y^2 - 5 - 5/4 + 1/8 50y^2 - 5 - 11/8 This is as far as I got Click here to see answer by Earlsdon(6287)

 Question 365274: For my sheet of notes, I need to solve for "x." The problem given is: Another one that's given is I've tried these problems over and over, but I can't figure them out. Please, help me! Click here to see answer by jsmallt9(3296)

 Question 365889: One- fourth of a certain breed of rabbits are born with long hair. What is the probability that in a litter of six rabbits, exactly three will have long hair. Click here to see answer by robertb(4012)

 Question 366005: Suppose S varies directly as the 2/3 power of T, and that S=16 when T=8. Find S when T= 27 Click here to see answer by amoresroy(333)
 Question 366005: Suppose S varies directly as the 2/3 power of T, and that S=16 when T=8. Find S when T= 27 Click here to see answer by Theo(3464)

 Question 366064: 3/4 + 4/9 = 7/5 * 3/10 = 3/10 divided by 7/15 = Click here to see answer by Fombitz(13828)

 Question 365762: what is 2 to the 2nd power 18 divided by 2to the second power Click here to see answer by Fombitz(13828)

 Question 368354: solve for x: (x+2)^2/5 - 6(x+2)^1/5 = -8 Click here to see answer by Fombitz(13828)

 Question 369544: 2s - 13t = 120 -14s + 91t= -840 How to solve by substitution or elimination Click here to see answer by Alan3354(30993)

 Question 372591: simplify the expression rewrite with positive exponents (4x^-3)^-4 Click here to see answer by ayalyaniv(6)

 Question 373391: how do you solve -n + 0.4n + 1.8 = -4.2 Click here to see answer by kac123kac(8)

 Question 373429: We are doing middle school Algebra homework. Writng fractions as expressions using a negative exponent. Hw do we convert 1 / 8 squared? or 1 / 10 to fifith? Click here to see answer by jsmallt9(3296)

 Question 374383: This problem is throwing me off because of the negative exponent. If you are able to answer please show your work so I will understand how you arrived at the answer for my other homework problems. Thanks so much!!! 3^5/8 ______ 3^-1/8 (note: this is a fraction with 3^5/8 being the numerator and 3^-1/8 being the denominator) Click here to see answer by jsmallt9(3296)