Register
Choose the correct sum of the polynomials (2x3 − 5x − 1) + (4x3 + 8x + 3). 2x3 − 3x − 4 6x3 + 3x + 2 2x3 + 3x + 2 6x3 − 3x − 2
35.3k views
0 votes
Choose the correct sum of the polynomials (2x3 − 5x − 1) + (4x3 + 8x + 3).

2x3 − 3x − 4
6x3 + 3x + 2
2x3 + 3x + 2
6x3 − 3x − 2

User Andreas Brinck
by
5.7k points

1 Answer

4 votes

Let's solve :


  • (2 {x}^(3) - 5x - 1) + (4 {x}^(3) + 8x + 3)


  • (2 {x}^(3) + 4x {}^(3) ) + (8x - 5x) + (3 - 1)


  • 6 {x}^(3) + 3x + 2

therefore, correct choice is B. 6x³ + 3x + 2

User Loosecannon
by
5.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.9m questions

7.6m answers

Other Questions

Solve for y in terms of x. 2/3y - 4 = x y = x + 6 y = -x + 4 y = -x + 6 y = x + 4
Aliyah has $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
Use the normal model ​n(11371137​,9696​) for the weights of steers. ​a) what weight represents the 3737thth ​percentile? ​b) what weight represents the 9999thth ​percentile? ​c) what's the iqr of the weights
Evaluate a + b when a = –16.2 and b = –11.4 A. –27.6 B. –4.8 C. 4.8 D. 27.6
What is the value of x? (-4) - x = 5
Link Copied!