3 years ago

Expand and simplify (× + 1)(×^2 + 2× +3)

1 answer:

7 0

(x + 1)(x^2 + 2x + 3)
Expand:
x(x^2 + 2x + 3) + 1(x^2 + 2x +3)
Multiply out the brackets:
x^3 + 3x + 3x + x^2 + 2x + 3
Simplify:
x^3 + x^2 + 8x + 3
Hope this helped :)

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