Math, asked by rakeshsharma898, 10 months ago

How to solve this using ac method a^2-3a-40

Answers

Answered by hp2468
0

Step-by-step explanation:

a^2-3a-40=0                        Product= -40

                                              sum= -3

a^2-8a+5a-40=0

a(a-8)+5(a-8)=0

(a+5)(a-8)=0

∴a= -5, a=8

                               

                         

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