Question

Can someone show me how to do this please? I have a quiz tomorrow

Answer 1

Here

Answer 2

in general, \[\sqrt{\spadesuit^2}=|\spadesuit|\]

Answer 3

so for example, \[\sqrt{(-4)^2}=4\]

Answer 4

okay..

Answer 5

but these look way more complicated tho

Answer 6

that should take care of 1 through 5

Answer 7

For 7, you can rewrite it as 27y^(3/3)
So the answer would be 27y. It's a similar concept to what satellite said before.

Answer 8

okay

Answer 9

For 12, it can be sqrt 100*3
Then it will be 10 root 3
The rest I don't know, sorry.

Answer 10

Please, choose a couple of problems that you believe you need help with. Posting 15 problems in one shot is a turn-off for some potential helpers.

Answer 11

@mathmale could u help me on just these 3 problems?

Answer 12

For 3, it can be rewritten as