Question

Varification of (x+a) (x+b)

Answer 1

Answer:

first you send the value of x

then after it possible to make thise sum.

Answer 2

Answer:

the ( x + a ) ( x + b ) algebraic identity can be derived geometrically by the concept of areas of rectangle and square.

(x-a)(x-b) is equal to x^2-xb-ax-ab= x^2 -x(b+a) –ab or = x^2 -b(x+a) –ax.

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