Question

find the zeroes of x2 - 3x and verify relationship between zero and its coefficient ​

Answer 1

Answer:

ANSWER

x

2

−3x−28=0

x

2

−7x+4x−28=0

x(x−7)+4(x−7)=0

(x+4)(x−7)=0

∴x=−4,7

sumofroots=−4+7=3

productofroots=−4×7