Question

Choose the correct simplification of the expression (3x)4.

81x4

12x5

81x5

12x4

Answer 1

Its equal to 3^4 x^4 or
3^2 3^2 x^4

you know what 3^2 is right?

Answer 2

\[(xy)^a=x^ay^a\] what Jlastino said^

Answer 3

yea 3^4 is 81. 3^2 is 9.

Answer 4

where did you get 3^2 from ?

Answer 5

from what jlastino said?

Answer 6

wait so all i do is raise 3 to the forth power and x also the the forth power?

Answer 7

exactly :)

Answer 8

okay that helps, i had thought so but was unsure.

Answer 9

so with (xyz^2)^4 i would do the same?

Answer 10

yes, you just need to remember that \[\large(x^a)^b=x^{ab}\] for that z-term

Answer 11

so i would come out with. x^4y^4z^16?

Answer 12

no wait 8
for z

Answer 13

right :)
good job :)

Answer 14

Awesome thanks :D

Answer 15

very welcome :)

Answer 16

Part 1: Explain, using complete sentences, how to simplify the expression below.
Part 2: What is the simplified expression?

(3x3y4)2
I got the simplified expression of 9x^9y^16?