Which expression is equivalent to (w−3z)2 for all values of x and y where the expression is defined?

A w9z
B w−9

Which expression is equivalent to (w−3z)2 for all values of x and y where the expression is defined?

A w9z
B w−9z
C w−6z2
D w6z2

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1 thought on “Which expression is equivalent to (w−3z)2 for all values of x and y where the expression is defined?<br /><br /> A w9z<br /> B w−9”

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