Question

subtract 10x^2y^2 - 6x^2y - 4xy from 5x^2y^2 + 7x^2y-11xy​

Answer 1

$(5 {x}^{2} {y}^{2} + 7 {x}^{2} y - 11xy) - (10 {x}^{2} {y}^{2} - 6 {x}^{2}y - 4xy)$

$= 5 {x}^{2} {y}^{2} + 7 {x}^{2} y - 11xy - 10 {x}^{2} {y}^{2} + 6 {x}^{2} y + 4xy$

$= - 5 {x}^{2} {y}^{2} + 13 {x}^{2} y - 7xy$

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