Question

Simplify the expression to a polynomial in standard form:

(-x+3)(x2 - 4x - 6)
Answer:
Submit Answer

Answer 1

`-x^3+7x^2-6x-18`

Explanation:

Use distributive property:
`(-x+3)(x^2-4x-6)`

What is -x * x^2? Answer: -x^3

What is 3 * x^2? Answer: +3x^2

What is -x * -4x? Answer: +4x^2

What is 3* -4x? Answer: -12x

What is -x * -6? Answer: +6x

What is 3 * -6? Answer: -18

`-x^3+3x^2+4x^2-12x+6x-18`

Combine like terms, and your answer would be....

`-x^3+7x^2-6x-18`

Hope this helps :)

Have a great day!