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in Relations and Functions by (47.4k points)
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If f(x) = x2 + 5, then f(-4) = …

(1) 26

(2) 21

(3) 20

(4) – 20

1 Answer

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Best answer

(2) 21

f(x) = x2 + 5

f(- 4) = (-4)2 + 5 = 16 + 5 = 21

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