1.

Please solve in a copy and class picture and send it to me.​

Answer»

\color{green}\large\underline{\underline{Hello...}}

\color{blue}\large\underline{\underline{Answer:}}

The EQUATION is...

(xy + 6)(xy - 5)

USING the IDENTITY,

(x + a)(x + b) =  {x}^{2}  + (a + b)x + ab

SOLVE it further.

{(xy)}^{2}  + (6 - 5)xy +( 6 \times  - 5)

{x}^{2}  {y}^{2}  + xy - 30

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