Question

launchpad.classlin...
What is the remainder when you divide
(2x3 – 5x – 7) by (x + 2) ?

Answer 1

Answer :i think its -13

Step-by-step explanation:

Answer 2

Answer:

           The remaider is  (- 13)

Step-by-step explanation:

If we divide W(x) by (x-a) then the remainder is W(a)

W(x) = 2x³ - 5x - 7

x - a = x + 2    ⇒  a = -2

W(-2) = 2(-2)^3 - 5(-2) - 7 = 2(-8) + 10 - 7 = -16 + 3 = -13