exam Maths Puzzle Numerical Ability

The question is square root 9 times square root 32 and simplify. I forgot how to do this can you please help me

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exam Other Question

How many integers in the set of all integers from 1 to 100, unclusive, are not the square of an integer?

(A) 19
(B) 50
(C) 81
(D) 89
(E) 90
I am taking an algebra class online and I have no idea how to work this problem. Could you please help?

Problem:

-2/3