Question

Use a substitution to help factor the expression.

$( x - y ) ^ { 2 } + 3 ( x - y ) - 10$

Solution

VerifiedAnswered 1 year ago

Answered 1 year ago

Step 1

1 of 5To factor the trinomial:

$(x-y)^{2}+3(x-y)-10$

we must change $x-y$ into $a$ by substitution. Then proceed to factoring the trinomial. After this, substitute again $a=x-y$ then simplify each factor.

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