Determine whether the sequence is geometric.an = -60(0.5)-n
A. Geometric
B. Not geometric
Answer: A
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In using Simpson's rule, the number of subintervals n may be chosen to be even. ?
A. true B. false
Solve the problem.Tracy can wallpaper 5 rooms in a new house in 40 hours. Together with her trainee they can wallpaper the 5 rooms in 21 hours. How long would it take the trainee working by herself to do the job?
A. 45 hr B. 90 hr C. 85 hr D. 40 hr
First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Chi bought 2 items at Lucky Pete's market. She bought a pound of butter for $0.68 and a gallon of milk for $3.09. What was the total amount that she paid for both of these items?
A. Estimate: $ 4; exact: $3.77 B. Estimate: $ 5; exact: $1.68 C. Estimate: $ 3; exact: $3.77 D. Estimate: $ 4; exact: $1.68
Use the distributive property to remove parentheses and write the product as a sum. Simplify if possible.-1 ? (-8m + 6n - 8p)
A. -8m + 6n - 8p B. 8m - 6n - 8p C. -8m + 6n + 8p D. 8m - 6n + 8p