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

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

Question 65127: A small airplane coming in for a landing descends 5/66mi/min. About how long does it take to descend 4,000 ft. (Hint 1 mi=5,280 ft)
Click here to see answer by 303795(602)

Question 65142: this is all in paraenthesis.
on top : 4x squared y to the third m to the fifth
on bottom : 3x to the fifth m to the first
Click here to see answer by stanbon(75887)

Question 64687: please help to simplify :
x^3 - 5x^2 - 24x / x^2 - 9 * x^2 + 3x - 18 / x^3 - 11x^2 + 24x
thank you
Click here to see answer by checkley71(8403)

Question 65441: Simplify
1 / -16^-5/4
Click here to see answer by funmath(2933)

Question 65541: Simplify
x + (3b/x + 2/b)
Click here to see answer by stanbon(75887)

Question 65367: SIMPLIFY:
(3x^2/3y^1/2)^6
_____________
(6x^2y^4/3)
Click here to see answer by funmath(2933)

Question 65595: Simplify :
373,402 * 10^10
Divided by
97,376 * 10^-4
Click here to see answer by funmath(2933)

Question 65726: simplify
-3^0(3^-2)
DIVIDED BY
9 ^-3/2
Click here to see answer by stanbon(75887)

Question 65724: simplify
2c^2 + c^2/a / a + c/a
Click here to see answer by stanbon(75887)

Question 65730: a^3x(c^m)^xa^x/2
DIVIDED BY
c^mx/3
Click here to see answer by Edwin McCravy(20060)

Question 64849: simplify
x^2a /z^3 - a^2
Divided by
x/z^2 - 3/z^3
Click here to see answer by Edwin McCravy(20060)

Question 64596: Can someone please help me factor this???
9x to the two seventh power minus 5x to the negative four seventh power
Click here to see answer by ankor@dixie-net.com(22740)

Question 65849: simplify
m^x/4*n^3
Divided by
m^2x/3(n^a)^3
Click here to see answer by funmath(2933)

Question 66417: 3x=-20
Click here to see answer by uma(370)

Question 66419: -8(10x-3)=5(11x5)
Click here to see answer by sister_insomnia(8)

Question 66958: x^-1 + y^-1/x^-1

simplify write the answers with all exponents positive
Click here to see answer by Edwin McCravy(20060)

Question 67146: O.k the problems are:(-7)to the power of 5 times (-7) times the power of -2. It said on the worksheet to wite the product without exponents. How can you solve it?
Click here to see answer by ptaylor(2198)

Question 67323: How do I simplify this??? 1
- - to -5 power
3
This is negative one third to the negative 5th power
Click here to see answer by stanbon(75887)

Question 67309: PLease help to simplify
-3i^4 + 5i^3
DIVIDED BY
6i^2 - 7i
Click here to see answer by ankor@dixie-net.com(22740)

Question 67942: I need help with review problems from a worksheet. We aren't working in the text book yet. We just started a new semester. We are to simplify each product...The square root of 7/9 times the square root of 27/49. Also another problem of the square root of 3/16 times the square root of 4/25 times the square root of 5/36. Its been a while since Algebra I, and now I am in Geometry. He is reviewing first. Please help with these problems. Thank-you
Click here to see answer by stanbon(75887)

Question 67913: could you help me with this i have a fraction c with a -3 power over d to a -5 power?
Click here to see answer by tutorcecilia(2152)

Question 68134: Simplify the following expression.
(1/2)^3 + (1/3)^-2 -(1/4)^-2
Click here to see answer by funmath(2933)

Question 68269: Please help to simplify
-16^-3/4
Click here to see answer by stanbon(75887)

Question 68259: PLease help to simplify
m^x/3*n^3x
Divided by
m^2x*n^3x/4

Click here to see answer by rmromero(383)

Question 68549: This is another question that has me confused. Your explanation or steps would be helpful to solve my other equations. thanks
(x^2y^-1m^-3)^3
____________
2p^-4
thank you
Click here to see answer by rmromero(383)

Question 68548: I do not remeber how to solve these. Can you pleas help.
x^-4y(y^-1 + 2x^-4p^-2)
_____ ____ _________
p^2 (x^4 y^-1 )
thank you

Click here to see answer by stanbon(75887)

Question 68537: I need your help to
Simplify. Write the answers with all exponet negative
(5x^-3y^-2)^2(x^0y^-1)^-4
Click here to see answer by funmath(2933)

Question 68781: 2(1/2)^2 + (-1/2) -1 =
Click here to see answer by rmromero(383)

Question 68979: 3b to the power of 2 divided by 9b to the power of 5
Click here to see answer by stanbon(75887)

Question 69097: please e-mail me your e-mail address so i can send you a picture of my problem since typing it would not be possible.
saxon math - algebra 1 - test 17 - form-b - problem #16
Click here to see answer by jim_thompson5910(35256)

Question 68977: 3b to the power of 2 divided by 9b to the power of 5
Click here to see answer by ptaylor(2198)

Question 69310: This problem is from a worksheet the teacher gave us. It is
(2 third power)5th power. It get 32 15th power, but I don't think that is right.
Abby
Click here to see answer by stanbon(75887)

Question 69348: how do you do exponential growth or decay?
Click here to see answer by stanbon(75887)

Question 69373:
Click here to see answer by funmath(2933)

Question 69728: how do you write 7 x 10^4 in standard notation?
Click here to see answer by tutorcecilia(2152)

Question 69729: how do you write 51,000,000 in scientific notation?
Click here to see answer by tutorcecilia(2152)

Question 69732: how do you simplify 4(3 x 10^5) then write it in scientific notation?
Click here to see answer by Nate(3500)

Question 69730: how do you write 7 x 10^-7, 6 x 10^-8, 5 x 10^-6, 4 x 10^-10 in order from least to greatest?
Click here to see answer by Nate(3500)

Question 69735: how do you write 31.3 x 10^6 in standard notation?
Click here to see answer by Nate(3500)

Question 69735: how do you write 31.3 x 10^6 in standard notation?
Click here to see answer by checkley75(3666)

Question 69736: how do you write 8.0023 x 10^-3 in standard notation?
Click here to see answer by checkley75(3666)

Question 69743: how do you write 10^-3, 5 x 10^-3, 8 x 10^-2, 4 x 10^-1 in order from least to greatest?
Click here to see answer by checkley75(3666)

Question 69746: how do you simplify 3(1.2 x 10^-4) then write it in scientific notation?
Click here to see answer by stanbon(75887)

Question 69738: how do you write 1560 billion in scientific notation?
Click here to see answer by checkley75(3666)

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