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F(x) = x 2 + 1, find f(a + 1)
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F(x) = x 2 + 1, find f(a + 1)

User Tillito
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f(x) = x^2 + 1, find f(a + 1)
so
f(a + 1) = (a+1)^2 +1
f(a + 1) = a^2 + 2a + 1 + 1
f(a + 1) = a^2 + 2a + 2
User Mufaka
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