Question

Decide whetter the given one guestion is quadsan not +2 Cl+2) -55=0 as​

Answer 1

Step-by-step explanation:

⇒x

2

+11x+28=0

(x+7)(x+4)=0

x=−7 and x=−4

⇒y

2

+15y+56=0

(y+7)(y+8)=0

y=−7,−8

Hence, X≥