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OpenStudy (anonymous):
PERFORM THE INDICATED OPERATIONS AND PLEASE SHOW WORK (5y - 7)^2
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OpenStudy (diyadiya):
\[(a-b)^2=a^2+b^2-2ab\] \[(5y-7)^2=25y^2+49-70y\]
jhonyy9 (jhonyy9):
=(5y-7)(5y-7)=25y2 -70y +49
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