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

Tutors Answer Your Questions about Exponents-negative-and-fractional (FREE)

Question 571525: please simplify below
M2+4M-32
_________
mq+8q

Click here to see answer by reviewermath(39)

Question 571040: How do you simplify a product ex: 2y(y + 1)
Click here to see answer by nyc_function(2626)

Question 570427: I am having trouble with this question:
7^sqrt(a^2*b^4)
So far I have come up with this:
ab^2/7, a^2/7*b^4/7 = (ab)^8/7, (a^2)^1/7(b^4)^1/7.
If you could help with this question, it would be much appreciated.
Thank You.
Click here to see answer by Alan3354(21555)

Question 569875: c15/c9

Click here to see answer by jim_thompson5910(21667)

Question 569784: (.04) To the third power?
Click here to see answer by Alan3354(21555)

Question 569669: Find the equivalent expression to 2^-5
Click here to see answer by Alan3354(21555)

Question 569380: Please show me the steps to simply this;
4c^-1m^2/s^-3
Thank you
Click here to see answer by ankor@dixie-net.com(12686)

Question 568938: How to calculate -10 ^ 0.5
-10 Power 0.5
Click here to see answer by Theo(2967)

Question 568190: How to solve without a calculator? (x^-4/5)^-5/6
Click here to see answer by Edwin McCravy(6932)

Question 568190: How to solve without a calculator? (x^-4/5)^-5/6
Click here to see answer by mananth(10541)

Question 564975: evaluate without using a calculator
(-243)^1/5
Click here to see answer by Alan3354(21555)

Question 564973: evaluate without using a calculator
(-243)6^1/5
Click here to see answer by Alan3354(21555)

Question 564141: write z^4/z^-6 in simplest form with positive exponents
Click here to see answer by mananth(10541)

Question 563861: Please help me solve this equation: 1-25y^-2/1+10y^-1+25y^-2
Click here to see answer by mananth(10541)

Question 562447: How do I simplify (6.5x10^8)^-4? Plz show steps so I understand.
Krambeers4@sbcglobal.net
Click here to see answer by Alan3354(21555)

Question 561764: can you help me with this please : 5-(-2)+(-3)+2/(-1)-1
Click here to see answer by ankor@dixie-net.com(12686)

Question 561001: What are the prime factors of 1,350 using exponential notations
Click here to see answer by stanbon(48516)

Question 560584: 1. 17 degrees 49 minutes and 10 seconds added to 22 degrees 22 minutes and 59 seconds, equals to?
2. To what power must 10 be raised to equal 100,000?
3.Area of a right circular cone of base radius r, and height l, is
4.The supplement of 13 degrees is
5.64y = 64

Click here to see answer by Edwin McCravy(6932)

Question 559989: help: x^1/7*y^1/6*z^1/3
Click here to see answer by Alan3354(21555)

Question 558782: I don't understand how to solve a fraction to a negative (whole number) exponent. Can you please explain it to me?

Click here to see answer by rapaljer(4551)

Question 558782: I don't understand how to solve a fraction to a negative (whole number) exponent. Can you please explain it to me?

Click here to see answer by stanbon(48516)

Question 558330: please help me to solve this problem: (-15y^2z) (-2y^2z^0) im confused, i don't know if i have to multiply or divide
Click here to see answer by JBarnum(1826)

Question 557339: Write an equivalent expression using negative exponents 6 over y to the third power
Click here to see answer by Theo(2967)

Question 557120: Simplify the following expression, and rewrite it in an equivalent form with positive exponents.
(4x^-3)^-4

Click here to see answer by stanbon(48516)

Question 555712: Evaluate (16/25)^(-4/2) to an exact value.
I have no idea where to even start with this problem, please help me! Thank you
Click here to see answer by Alan3354(21555)

Question 555717: what is 8 to the -2nd power in simplest form?
Click here to see answer by jim_thompson5910(21667)

Question 555490: Please help me solve this equation: 2xy^4/5xy^2 x -30xy/2x^2y

Click here to see answer by edjones(7311)

Question 555453: How do you figure out (x^3)^4
Click here to see answer by Hankmanscott(3)

Question 555453: How do you figure out (x^3)^4
Click here to see answer by jim_thompson5910(21667)

Question 555441: How do to solve 6^ -2 as a fraction?
Click here to see answer by jim_thompson5910(21667)

Question 554674: I am trying to understand a problem, 6(3rd power) multiplyed by 6(negative 2 power), which i get 6 by adding the exponents (3+-2) and get 1, so 6x1=6, but then I try to find it a way my math book tells me to, and i do 6x6x6 and get 216, then do the same for the other and i get -36. But 216x-36 DOES NOT EQUAL 6! what am i doing wrong?
Click here to see answer by jim_thompson5910(21667)

Question 554492: hi there , how do i express 3 to the power of negative 2 as a fraction?
Click here to see answer by Theo(2967)

Question 554403: Please tell me how to make this problem into a fraction. the problem is -5 to the -3rd power . I have the givin answers on my paper to choose from and they are 1/125 , -1/125 , 1/15 , -1/15 . I do not understand how to work this problem.
Click here to see answer by Maths68(1140)

Question 553816: #49
express using a positve exponent
u^-9
Click here to see answer by jim_thompson5910(21667)

Question 553433: Please help me solve this equation related to solving systems using substitution:
x=y
x+2y=3
Click here to see answer by mananth(10541)

Question 553118: How do I write 8^-9 as a positive exponent?
Click here to see answer by jim_thompson5910(21667)

Question 553118: How do I write 8^-9 as a positive exponent?
Click here to see answer by nerdybill(5404)

Question 552863: Subtract.
(9x8 + 2x7 + x6 – 4) – (9x8 + 4x7 + 5x6 – 1)
Click here to see answer by 10301650(25)

Question 552685: I'm not sure how to simplify this fraction:
(8t)^3
------
8t^3
Click here to see answer by Earlsdon(6098)

Question 552685: I'm not sure how to simplify this fraction:
(8t)^3
------
8t^3
Click here to see answer by jim_thompson5910(21667)

Question 552173: how do i figure (-3) to the 4th power?
Click here to see answer by stanbon(48516)

Question 551873: what pattern do you discover when solving even-numbered exponents with negative bases?
is it:
A.Solution is always positive.
B.Solution is always negative.
C.Solution depends on the sign of the exponent.
D.None of the Above

Click here to see answer by edjones(7311)

Question 551846: explain why 2 to the negative third power equals 1 over 2 to the third power

Click here to see answer by jim_thompson5910(21667)

Question 550919: Evaluate the following expression.
2^ -3
Click here to see answer by jim_thompson5910(21667)

Question 550138: We have 4 hippos and we weigh them in pairs. After
weighing all possible pairs, we obtain the following list of
the weights of all pairs. Here is the list:
{356,362,374,374,386,392}
What is the sum of the weights of all the 4 hippos?
Click here to see answer by ankor@dixie-net.com(12686)

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