plz solve my question i will mark you a brainliest
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Step-by-step explanation:
x= 1 ,y= 2
x²= 1,y²=4 , xy =2
1.(14+16)(12+8)
= (30)(20)
=600
2. (20+7)(1/2+2)
= (27)(5/2)
= 135/2
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fully explained step by step
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