Question

( a)2 ( + b ) 2 ) (-a) 2- ( b)2​

Answer 1

Answer:

a2 – b2 = (a – b)(a + b); (a+b)2 = a2 + 2ab + b2; a2 + b2 = (a + b)2 – 2ab ... β are the two roots of the equation ax2 + bx + c then, α + β = (-b / a) and α × β = (c / a).

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Step-by-step explanation: