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If y = (2x2+m)3N, make x the subject ...

If y = (2x2+m)3N, make x the subject of the formular

A.

9y2N22m3

B.

9y2N24m2

C.

9y2N23m2

D.

9y2N3m2

Correct answer is B

y = (2x2+m)3N

3yN = 2(x2+m)

3yN2=x2+m

(3yN2)2=(x2+m)

9y2N24m1

x = 9Y2N24m4

x = 9y2N24m2