please help 20 points!!!!!!!!!!!!!!!!!!!!!!!!!!!?

Question

Multiply.–3x2(6x2 + 2x – 3) –18x2 – 6x + 9 –18x4 – 6x3 + 9x2 3x2 – x – 6 3x4 – x3 – 6x2 Question 2 (Multiple Choice Worth 1 points)Multiply.(5x)(3x)(6x2 – 1) 90x3 – 15x 48x3 – 8x 48x4 – 8x2 90x4 – 15x2 Question 3 (Multiple Choice Worth 1 points)Add.(3x2 + 4x + 7) + (x2 – 6x – 5) 3x2 – 2x + 2 4x2 – 2x + 2 4x2 – 10x + 2 3x2 + 2x – 2 Question 4 (Multiple Choice Worth 1 points)Which of the following represents the area of a rectangle whose length is 3x + 5 and whose width isx – 2? 3x2 – x – 10 3x2 – 10 3x2 + x – 10 3x2 – 11x – 10 Question 5 (Multiple Choice Worth 1 points)Multiply.(x – 8)(x + 12) x2 – 4x – 96 x2 – 20x – 96 x2 – 96 x2 + 4x – 96 Question 6 (Multiple Choice Worth 1 points)Multiply.(3x – 5)2 9x2 – 30x + 25 6x2 – 10 9x2 – 25 9x2 – 15x + 25 Question 7 (Multiple Choice Worth 1 points)Multiply.(2x2 + 3x – 6)(x – 1) 2x3 + 3x2 – 6x + 6 2x3 – 18x2 – 3x + 6 2x3 – 12x2 + 3x + 6 2x3 + x2 – 9x + 6 Question 8 (Multiple Choice Worth 1 points)Subtract.(2x3 + 9x – 8) – (4x2 – 15x + 7) 2x2 – 6x – 1 –2x2 + 24x – 15 2x3 – 4x2 – 6x – 1 2x3 – 4x2 + 24x – 15 Question 9 (Multiple Choice Worth 1 points)Subtract.(4x3 + 2x2 + 3x + 8) – (x3 – 5x2 + 11x – 9) 3x3 – 3x2 + 14x – 1 3x3 + 7x2 – 8x + 17 3x3 – 3x2 – 8x – 1 3x3 + 7x2 + 14x + 17 Question 10 (Multiple Choice Worth 1 points)Add.(7x6 + 10x2 – 10) + (3x6 – 6x3 + 4) 10x6 + 4x2 – 6 10x6 + 4x3 – 6 10x6 – 6x3 + 10x2– 6 10x6 + 10x2 – 6x3 + 6

Everardo Feil · Accepted Answer

(it took me time to figure what you mean by the x to the power... :P) Answers:Q1. -18x^4 - 6x^3 + 9x^2Q2. 90x^4 - 15x^2Q3. 4x^2 - 2x + 2Q4. 3x^2 - x - 10Q5. x^2 4x - 96Q6. 9x^2 30x +25Q7. 2x^3 + 3x^2 - 6x + 6Q8. 2x^3 + 24x - 4x^2 - 1Q9. 3x^3 + 7x^2 - 8x + 17Q10. 10x^6 - 6x^3 + 10X^2 - 6 Hope these will help. 🙂

Mr. Durward Cummerata

please help 20 points!!!!!!!!!!!!!!!!!!!!!!!!!!!?

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