Question

p=0,q=-3 then find 4p2-8q2+1
please answer quickly

Answer 1

Answer:

0 = - 47

$4 \times 0 \times 2 = 8 \times - 3 \times 2 + 1 \\ 0 = - 24 \times 2 + 1 \\ \\ 0 = - 48 + 1 \\ 0 = - 47$