Answer:
q(8) = 39.
Step-by-step explanation:
relate the values
for,
q(x) = 1/2x² + 7
q(8) = 1/2(8²) + 7
q(8) = 39
To solve this question, you need to plug in (substitute) 8 instead of x:
q(8) = [1/2(8)²] + 7
= (1/2 × 64) + 7
= 32 + 7
= 39
∴ q(8) = 39
