Multiply these polynomials. (5x2 + 2x)(3x2 - 7x + 4) A. 15x4 - 29x3 + 20x2 + 8x B. 15x4 - 35x3 + 6x2 + 8x C. 15x4 - 29x3 + 6x2 + 8x D. 15x4 - 35x3 + 20x2 + 8x

Question

asked Feb 28, 2019 149k views

1 Answer

← Prev Question Next Question →

Ask a Question

Neet · Answer 1 · 2019-03-04T11:59:14+0000

When we multiply the polynomials we will get:
(5x^2+2x)(3x^2-7x+4)
=5x^2(3x^2-7x+4)+2x(3x^2-7x+4)
=15x^4-35x^3+20x^2+6x^3-14x^2+8x
=15x^4+(6x^3-35x^3)+(20x^2-14x^2)+8x
=15x^4-29x^3+6x^2+8x
The correct answer is C

Multiply these polynomials. (5x2 + 2x)(3x2 - 7x + 4) A. 15x4 - 29x3 + 20x2 + 8x B. 15x4 - 35x3 + 6x2 + 8x C. 15x4 - 29x3 + 6x2 + 8x D. 15x4 - 35x3 + 20x2 + 8x

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions

Categories

Other Questions