Question

Is this right? Please help asap​

Answer 1

Hello from MrBillDoesMath!

Answer:

See Discussion below

Discussion:

All your answers look correct except for

5m^2n^2 - 25 =

(sqrt(5)mn)^2 - 25 Note: sqrt(5) = square root of 5

which factors further as

( sqrt(5)mn - 5) ( sqrt(5)mn + 5)

Thank you,

MrB

Answer 2

yes

Explanation: