Question

http://prntscr.com/8hpnjy

Answer 1

are my answers correct?

Answer 2

They Are correct :D

Answer 3

-_-

Answer 4

_-_

Answer 5

@Preetha

Answer 6

@TheSmartOne

Answer 7

Not really sure, might want to ask someone else.

Answer 8

ok

Answer 9

@Callisto

Answer 10

For (a) it is not quite correct. Check the part (2t)^3. it is NOT 8t^2!

Answer 11

is it 8t^3?

Answer 12

Yes. That also means you need to re-do part (b) and (c).

Answer 13

is c correct tho?

Answer 14

nvm

Answer 15

http://prntscr.com/8hqfpq

is it correct now?

@Callisto

Answer 16

(b) is not correct. You can further factorize (t^3 + 216).

Answer 17

Hint: a^3 +b^3 = (a+b)(a^2-ab+b^2)