Question

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

Answer 1

Answer:

Step-by-step explanation:

1) a2=12

2) a=12/2=6

3) therefore a4= a×4=6×4=24

Answer 2

If a2 = 12

▶ a = 6

♣ a4 = 6 × 4 = 24

♦ Hence, D) 24 is the correct option