Question

I. x2 - 19x+70=0
II. 2y2 - 17y +35=0​

Answer 1

Answer:

x²-14x-5x+70=0

x(x-14) -5(x-14) =0

(x-5) (x-14) =0

So, x =5 or x=14

2y²-17y+35=0

2y²-10y-7y+35=0

2y(y-5) -7(y-5) =0

(2y-7) (y-5) =0.

So,

y=7/2 or y=5