Math, asked by ItzPriscilla, 3 months ago

factorise (3x+2y)^2-6(3x+2y)-72​

Answers

Answered by Anonymous
1

Answer:

(3x+2y-12)(3x+2y+6)

Step-by-step explanation:

suppose (3x+2y) = a

a²-6a-72

= a²-(12-6)a-72

= a²-12a+6a-72

= a(a-12)+6(a-12)

= (a-12)(a+6)

= (3x+2y-12)(3x+2y+6)

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