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Quick help pleasae been stuck in brain

Quick help pleasae been stuck in brain-example-1

1 Answer

2 votes

Explanation:

Given:

f(x) = x² + 3

To find:

f(a + 7),

Replace x with (a + 7) in the function f(x) = x² + 3:

→ f(a + 7) = (a + 7)²+ 3

Now,simplify by expanding the square:

→ f(a + 7) = a² + 14a + 49 + 3

→ f(a + 7) = a² + 14a + 52

Therefore, f(a + 7) = a²+ 14a + 52.

User Bigwebguy
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