Archive
10th of April 2017
Mathematics
Q:

Whyleft parenthesis x minus alpha right parenthesis left parenthesis x minus beta right parenthesisare the factors off left parenthesis x right parenthesis equals a x squared plus b x plus cifalpha & betaare the zeros also why can'tleft parenthesis x plus alpha right parenthesis left parenthesis x plus beta right parenthesisbe the factors of f(x).

Ananay Chaudhry - CBSE - Class X

Monday, April 10, 2017 at 17:48:PM

A:

begin mathsize 14px style Hi comma space space
By space Factor space theorem comma space
if space straight alpha space and space straight beta space are space the space zeroes space of space the space polynomial space straight f left parenthesis straight x right parenthesis equals space ax squared plus bx plus straight c equals 0 comma
left parenthesis straight x minus straight alpha right parenthesis space and space left parenthesis straight x minus straight beta right parenthesis space are space the space factors space of space the space polynomials space ax squared plus bx plus straight c equals 0 end style

Monday, April 10, 2017 at 18:21:PM