3 years ago

Help me with this problem please

1 answer:

8 0

Answer:

Step-by-step explanation:

Given

$\frac{1}{3}$ x² - 14 ← substitute x = 9 into the expression

= $\frac{1}{3}$ × 9² - 14

= $\frac{1}{3}$ × 81 - 14

= 27 - 14

= 13

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