Question

Find the product of (x+y) and (2x-y) and evaluate if x= 2,y=1​

Answer 1

Answer:

9 is answer

Step-by-step explanation:

in image you will find the answer and solution

Answer 2

Step-by-step explanation:

(x+y)×(2x-y)

=} x(2x-y) +y(2x-y)

=} 2x²-xy+2xy-y²

=} 2x²+xy-y²

EVALUATION

—} 2(2)² + 2(1) -(1)²

—} 2(4) +2-1

—} 8+2-1

—}10-1

—} 9

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