Question

find the quadratic polynomial the sum and product of whose zeroes are – 7 and 2
a]$x^{2} -7x-2$
b]$x^{2} -7x+2$
c]$x^{2} +7x-2$
d]$x^{2}+2x-7$

Answer 1

Answer:

given

α+β= -7

αβ=2

x^2-(α+β)x+αβ is the equation

x^2+7x+2