3. If p(x) = x2 + 5x + 2, then p(3) + p(2) + p(0) is :
(A) 40
(B) 44
(C) 8
(D)42
Answers
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The answer is (a) 44
Given,
p(x) = x2 + 5x + 2
Therefore,
p(3) =(3)^2 +5(3) + 2
= 9 + 15 + 2
= 26
p(2) = (2)^2 + 5(2) + 2
= 4 + 10 + 2
= 16
p(0) = (0)^2 +5(0) + 2
= 0 + 0 + 2
= 2
Thus,
p(3) + p(2) + p(0) = 26 + 16 + 2
= 44
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