Question

Simplify the algebraic expression [(3x + 12) (4x + 1)] (2x + 3 + 5x)​

Answer 1

[(3x + 12) (4x + 1)] (2x + 3 + 5x)

[(3x + 12) (4x + 1)] (7x + 3)

[12x² + 12] × 7x + 3

= 84x³ + 36

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Answer 2

Answer:

[(3x+12) (4x+1)] (2x+3+5x)

[3x+12) (4x+1)] (7x+3)

[12x2+12] × 7x+3

=84x3+ 36