Math, asked by delnaazm, 7 months ago

b) Simplify: (1.5x–4y)(1.5x+ 4y + 3) –4.5x+ 12y

Answers

Answered by vachusathu

5

Answer:

2.25x^2 -16y^2

Step-by-step explanation:

1.5x(1.5x + 4y+ 3)-4y(1.5x+ 4y + 3) -4.5+12y

= (2.25x^2 + 6xy + 4.5x) (-6xy -16y^2 -12y) -4.5 + 12 y

= 2.25 x^2 - 16y^2 +6xy -6xy +4.5x -4.5x -12y +12y

= 2.25 x^2 - 16y^2

HOPE THIS HELPS :)

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