find the zeroes of the quadratic polynomial f(x) 2x power 2 - 3x - 28 and verify the relationship between the zeroes and the coeffi of the polynomial
Answers
Answered by
1
x²−3x−28=0
=>x²−7x+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=−28
Similar questions