find the quadratic polynomial whose zeroes are 5 and -11
Answers
Answered by
5
Answer:
hey mate it is solved underneath.
if zeoes are 5 and -11 then factors are (x-5) and (x+11)
(x-5)(x+11) by identity (x+a)(x-b)
x^2 +11x - 5x -55
x^2 +6x -55 is the ans
Answered by
2
there is one formula to find a quadratic equation if you know it's roots
i.e x²- (à+ß)x +àß
so here let à=5 and ß =-11
so à+ß =5-11 = --6
àß=-55
putting values in formula we get quadratic equation
x²-(-6)x -55
x²+6x-55
Similar questions