(B) To expand the expression $(6x - 7)^2$,we use the algebraic identity $(a - b)^2 = a^2 - 2ab + b^2$.Here,$a = 6x$ and $b = 7$.Substituting these val

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(B) To expand the expression $(6x - 7)^2$,we use the algebraic identity $(a - b)^2 = a^2 - 2ab + b^2$.Here,$a = 6x$ and $b = 7$.Substituting these values into the identity:$(6x - 7)^2 = (6x)^2 - 2(6x)(7) + (7)^2$$= 36x^2 - 84x + 49$.Thus,the expanded form is $36x^2 - 84x + 49$.