Question

The roots of which of the
following quadratic equations
are -3 and -5.
X 2-8X+15=0
X 2 - 8X-15=0
X 2 +8X+15=0
X 2 +8X-15=0
SUBMIT​

Answer 1

Answer:

It will be first option

Step-by-step explanation:

Hope my answer will help you

Answer 2

Answer:

option C will be the right answer.

X2+8X+15=0

X2+5X+3X+15=0

X(X+5) +3(X+5) =0

(X+5) (X+3) =O

X+5=0 X+3=0

X= -5 X= -3

This is your answer