Question

If p(x)=x^2-4,then p(2)-p(-2)=

Answer 1

Answer:

= -3

Step-by-step explanation:

P(x) = 2 + 5x

To find : - p(2) + p(- 2) - p(1) = ?

Now,

p(2) = 2 + 5×2 = 2 + 10 = 12

p(- 2) = 2 + 5×(- 2) = 2 - 10 = - 8

p(1) = 2 + 5×1 = 2 + 5 = 7

So,

p(2) + p(- 2) - p(1)

= 12 - 8 - 7

= -3