Question

"(1) Find the following squares by using the identities.\n\\( \\begin{array} { l l } { \\text { (i) } ( b - 7 ) ^ { 2 } } & { \\text { (ii) } ( x y + 3 z ) ^ { 2 } } \\\\ { \\text { (iv) } \\left( \\frac { 2 } { 3 } m + \\frac { 3 } { 2 } n \\right) ^ { 2 } } & { \\text { (v) } ( 0.4 p - 0.5 q ) ^ { 2 } \\text { (vi) } ( 2 x y + 5 y ) ^ { 2 } } \\end{array} \\)"

Answer 1