Register
Which of these is a correct expansion of (3x − 1)(4x² + 5)? OA. 3x 4x2 + 3x 5+1 4x² +1.5 OB. 3x. 4x² + 3x • 5+ (−1) • 4x² + (−1) • 5 OC. 3x 4x² + (-1). 4x² + 4x².5+ (-1).5
9.8k views
24 votes
Which of these is a correct expansion of (3x − 1)(4x² + 5)?

OA. 3x 4x2 + 3x 5+1 4x² +1.5

OB. 3x. 4x² + 3x • 5+ (−1) • 4x² + (−1) • 5

OC. 3x 4x² + (-1). 4x² + 4x².5+ (-1).5

User ZeissS
by
7.8k points

1 Answer

11 votes
The correct expansion is B. 3x. 4x^2 + 3x•5 + (-1) • 4x^2+ (-1) • 5
User Landyman
by
9.3k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!