Question

find roots by factor method x sq minus45x+324=0​

Answer 1

Answer:

x²-45x +324=0

ax²+bx+c=0

here,

a=1 ,b= 45& c = 324

ac = 1× 324= 324

factors of 324 are 36× 9

x²- 9x -36x +324=0

x(x-9) -36(x-9)

(x-36) (x-9)

x=36 , x= 9

so two roots of the eq are 36,9

Answer 2

Answer:

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