1.

\[(4x-7y)(4x-7y)\]equal 10

A. \[16{{x}^{2}}+56xy+49{{y}^{2}}\]
B. \[16{{x}^{2}}-8xy+49{{y}^{2}}\]
C. \[16{{x}^{2}}-56xy-49{{y}^{2}}\]
D. \[16{{x}^{2}}-56xy+49{{y}^{2}}\]
Answer» E.


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