Multiply : 3x^4 -x^2 + 6x - 7 by x^2 - 3x + 4
Answers
Answered by
2
Step-by-step explanation:
= x^2(3x^4-x^2+6x-7) - 3x (3x^4-x^2+6x-7) + 4(3x^4-x^2+6x-7)
= 3x^6-x^4+6x^3-7x^2 - 9x^5-3x^3+18x^2-21x + 12x^4-4x^2+24x-28
= 3x^6 - 9x^5 + 11x^4 + 3x^3 + 7x^2 + 3x -28
Similar questions