Question

17. The zeroes of the quadratic polynomial x²-2x -8 are
(2 Points)
a. -2,4
b. 2,4
c. 2,-4
d. -2 ,- 4​

Answer 1

Step-by-step explanation:

option a is correct.

Hope it helps you!

Answer 2

Answer:

-2, 4

Step-by-step explanation:

${x}^{2} - 2x - 8 = 0$

${x}^{2} - 4x + 2x - 8 = 0$

$x(x - 4) + 2(x - 4) = 0$

$(x - 4)(x + 2) = 0$

$x = 4$

$x = - 2$