Question

If p(x)=6(x^2 + 2) + 13, what is the value of p(15)?A 1375B 205C 1747D 1365

Answer 1

p(x) = 6(x² + 2) + 13

To find p(15) you have to replace x = 15 into the equation, as follows:

p(15) = 6(15² + 2) + 13

p(15) = 6(225 + 2) + 13

p(15) = 6(227) + 13

p(15) = 1362 + 13

p(15) = 1375