Question

3 x q x 7 x q= ___. Can someone help?

Answer 1

21q^2 bc (7x21) x (q x q)

Answer 2

$21 {q}^{2}$

Step-by-step explanation:

$3 \times 7 \times q \times q = \\ 21 \times q \times q = \\ 21q {}^{2}$