Question

7
Ifp(x) = 5 - 4x + 2x2 findp(3) and p(-2)​

Answer 1

Answer:

p(3)= -1 or p(-2) = 21

Step-by-step explanation:

$p(x) = 5 - 4x + 2 {x}^{2} \\ p(3) = 5 - 4 \times 3 + 2 \times {3}^{2} \\ = 5 - 12 + 18 \\ = - 1 \\ p( - 2) = 5 - 4 \times ( - 2) + 2 \times {( - 2)}^{2} \\ = 5 + 8 + 8 \\ = 21$

i hope its helpfull