Perform the indicated operations. Write the resulting polynomial in standard form.(10x2 + 2x - 5) + (4x + 5)
A. 16x3
B. 10x2 + 2x + 10
C. 10x2 + 6x
D. 10x2 + 6x - 10
Answer: C
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Multiply or find the special product.
?
?
A. 
B. 
C. 
D. 
E. 
Use the substitution formula to evaluate the integral.
A. 
- 2
B. 
- 4
C. 2
- 8
D. - 2
+ 8
Solve the problem.Ron can mow the lawn in two hours more time than Paul. Working together they can mow the lawn in 7 hours. How long does it take each of them working alone? Round your answers to the nearest tenth of an hour, if necessary.
A. Paul: 15.1 hr Ron: 13.1 hr B. Paul: 16 hr Ron: 12 hr C. Paul: 12 hr Ron: 16 hr D. Paul: 13.1 hr Ron: 15.1 hr
Solve the problem.An experienced bank auditor can check a bank's deposits twice as fast as a new auditor. Working together it takes the auditors 4 hours to do the job. How long would it take the experienced auditor working alone?
A. 12 hr B. 8 hr C. 4 hr D. 6 hr