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Mathematics 14 Online
OpenStudy (anonymous):

simpplify

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

OpenStudy (anonymous):

4^-2y^-2

OpenStudy (igreen):

\(\Large\frac{4y^6}{x^6}\)

OpenStudy (anonymous):

\(4^{-2}y^{-2}\)

OpenStudy (anonymous):

wrong @iGreen theres is no x

OpenStudy (igreen):

Yes there is..

OpenStudy (igreen):

How is there no 'x'?

OpenStudy (anonymous):

i think @iGreen is right

OpenStudy (igreen):

Yep, I am. :P

OpenStudy (muzzack):

wow your wrong

OpenStudy (muzzack):

Final result : 4y^2 ——— x^2

OpenStudy (anonymous):

what? @Muzzack

OpenStudy (anonymous):

hm

OpenStudy (muzzack):

hes wrong and @law&order was wrong too

OpenStudy (muzzack):

wanna see why

OpenStudy (anonymous):

mhm

OpenStudy (anonymous):

any idea? @iGreen

OpenStudy (muzzack):

lol im sorry wrong calculation

OpenStudy (igreen):

I think the answer is \(a^{m-n}\)..

OpenStudy (muzzack):

Step by step solution : Step 1 : (22•3x(-4)y^2) Simplify ————————————— 3x^2y(-4) Dividing exponential expressions : x(-4) divided by x2 = x((-4) - 2) = x(-6) = 1/x^6 Dividing exponential expressions : y^2 divided by y(-4) = y(2 - (-4)) = y^6 Canceling out 3 as it appears on both sides of the fraction line Final result : 4y6 ——— x6

OpenStudy (igreen):

That's what I got @Muzzack

OpenStudy (muzzack):

yeah i know thats why i said i miscalculated

OpenStudy (anonymous):

evaluate the expression

OpenStudy (anonymous):

or x = 3 and y = 6.

OpenStudy (anonymous):

@iGreen @Muzzack

OpenStudy (anonymous):

for*

OpenStudy (igreen):

\(3^3 = 27\) \(6^5 = 7776\) \(27 \times 7776 = 209952\) \(3^5 = 243\) \(6^2 = 36\) \(243 \times 36 = 8748\) \(\Large\frac{209952}{8748}\) \(=\) \(24\)

OpenStudy (anonymous):

thank you so much!

OpenStudy (igreen):

Or you could do this: \(\Large\frac{x^3y^5}{x^5y^2}\) \(=\Large\frac{y^3}{x^2}\) \(=\Large\frac{6^3}{3^2}\) \(=\Large\frac{216}{9}\) \(= 24\)

OpenStudy (anonymous):

can you simplify

OpenStudy (igreen):

\(2^5 = 32\) \(3^4 = 81\) \(32 \times 81 = 2592\) \(2^7 = 128\) \(3^2 = 9\) \(128 \times 9 = 1152\) \(\Large\frac{2592}{1152}\) \(= 2.25\)

OpenStudy (igreen):

Anymore? @jennyvidalllllllllll

OpenStudy (anonymous):

OpenStudy (anonymous):

The volume of a sphere is found using the formula (vthe one i just vposted) The area of a circle is found using the formula a=pie r^2. wThe area of a circle is found using the formula?

OpenStudy (anonymous):

@iGreen

OpenStudy (anonymous):

kind of hard to understand

OpenStudy (igreen):

What's this mean? "The area of a circle is found using the formula?"

OpenStudy (anonymous):

were looking for the area of circle, its found by using the formula

OpenStudy (anonymous):

@iGreen

OpenStudy (igreen):

I can't find the area of the sphere if I do not have the Radius of the sphere..

OpenStudy (igreen):

Read this: The area of a circle is found using the formula a=pie r^2. wThe area of a circle is found using the formula? Does that make sense? 'Cause I don't know what it means..

OpenStudy (anonymous):

No ill just skip it

OpenStudy (igreen):

:l

OpenStudy (anonymous):

Which of the following demonstrates a proper application of the division property of exponents?

OpenStudy (anonymous):

a

OpenStudy (anonymous):

b

OpenStudy (anonymous):

c

OpenStudy (anonymous):

d

OpenStudy (igreen):

I'm not sure..

OpenStudy (anonymous):

@muzzack

OpenStudy (muzzack):

yes @jennyvidalllllllllll

OpenStudy (anonymous):

@iGreen is right

OpenStudy (muzzack):

well the a Division property of exponents is \(\huge\frac{a^m}{a^n}\) =\(\huge\ a^{m-n}\)

OpenStudy (muzzack):

this woulb be a

OpenStudy (anonymous):

thank youu

OpenStudy (muzzack):

next time post it in another question

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