plz solve Q 22 fast plz.....
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(3x-5y-4)(9x^2+25y^2+15xy+12x-20y+16)
=27x^3+75xy^2+45x^2y+36x^2-60xy+48x-45x^2y-125y#-75xy^2-60xy+100y^2-80y-36x^2-100y^2-60xy-48x+80y-64
=27x^3-125y^3-180xy-64
Hope this is the answer. Not sure
=27x^3+75xy^2+45x^2y+36x^2-60xy+48x-45x^2y-125y#-75xy^2-60xy+100y^2-80y-36x^2-100y^2-60xy-48x+80y-64
=27x^3-125y^3-180xy-64
Hope this is the answer. Not sure
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