Factor by grouping.7y10 - 17y5 - 12
A. y8(7y + 4)(y - 3)
B. (7y5 - 4)(y5 + 3)
C. (7y5 + 3y3 + 4)(y5 - 4y3 - 3)
D. (7y5 + 4)(y5 - 3)
Answer: D
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Solve the problem.Two angles are supplementary, and one is 40° more than three times the other. Find the smaller angle.
A. 105° B. 35° C. 75° D. 145°
Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Solve the problem.Jennifer Jones is an employee of Acme Manufacturing Company. She has an 8-hr workday and each day is paid $0.75 for each unit produced or the hourly rate, whichever is greater. Her hourly rate is $8.40 per hour. Last week she produced 93 units on Monday, 107 units on Tuesday, 80 units on Wednesday, 86 units on Thursday, and 103 units on Friday. What were her gross earnings for the week?
A. $357.65 B. $361.65 C. $351.65 D. $370.45
Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. Determine where the function is increasing and where it is decreasing. If necessary, round answers to two decimal places.f(x) = x3 - 4x2 + 6; (-1, 4)
What will be an ideal response?