Question

28 )Find a quadratic polynomial whose
zeroes are 1 and -3.
1.0 Marks
x2-2x-3
x2+2x-3
X2-2x+1
X2-2x-1
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Answer 1

Answer:

x^-1/4x-1/8

this the quadratic equation

Answer 2

Answer:

let alpha= 1 and beta= -3

alpha+beta= 1+(-3)

=-2

alpha×beta= 1× -3

= -3

Quadratic formula:

kx²+ (alpha+beta)x + alpha× beta

• kx² -2x -3

here, k is constant.