1. Iff is a real function defined by f(x) = x2 + 7, findfind (t)-f(5) – InterviewSolution

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1.	1. Iff is a real function defined by f(x) = x2 + 7, findfind (t)-f(5) where t# 52. Write the domain1-5jer
Answer» f(t) = t² + 7and f(5) = (5)² + 7 = 25 + 7 = 32hencef(t) - f(5)/t - 5 = t² + 7 - 32/t - 5 = t² - 25/t - 5 = (t + 5)(t - 5)/t - 5 = t + 5

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