Question

If a2 = 12, then a4 =?
A) 144
B) 72
C) 36
D) 24

Answer 1

Hey mate ^_^

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Answer:
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Given:

$a × a = 12$

Now,

$a × a × a × a = (a × a) × (a × a)$

$a^4 = a^2 × a^2$

$= 12 × 12$

$= 144$

Therefore,

Correct option A) 144

#Be Brainly❤️

Answer 2

Given a x a = 12

asked to find a x a x a x a =  (a x a) x (a x a)

a4 = a2 x a2 

= 12 x 12

= 144.