Perform the indicated division and find a simplified expression.A patio has an area of 2m3 + 13m2 + 8m - 45. Find the length if the width is 2m + 9.
A. m3 + 2m2 - 5m
B. m2 + 2m - 5
C. m2 + 11m - 5
D. m2 - 2m + 5
Answer: B
Mathematics
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Translate the problem situation to a system of equations. Do not solve.The sum of two numbers is 86. Five times the smaller number minus twice the larger number is 171. What are the numbers?
A. x + y = 86; 5x - 2y = 171 B. x + y = 86; 2x - 5y = 171 C. x - y = 86; 5x + 2y = 171 D. x + y = 86; 5x + 2y = 171
Mathematics
The distribution of the math SAT test scores at a local college is approximately Normal (450, 100) .
(a) What is the percentage of the scores is below 400? (b) What is the percentage of the scores is above 600?
Mathematics
Combine. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Mathematics
Identify the intercepts.
A. (2, 2), (-8, -8) B. (2, 0), (0, 8) C. (2, 0), (0, -8) D. (-2, 0), (0, -8)
Mathematics