Factor by grouping.2x3 - 10x2 - 3x + 15
A. (x + 15)(x2 - 10x - 3)
B. Not possible
C. (x - 5)(2x2 - 3)
D. (x + 5)(2x2 - 3)
Answer: C
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Simplify.(-2rt)-3
A. 
B. -8r3t3
C. 
D. - 
Graph the function.f(x) = 
x + 2
A. 
B. 
C. 
D. 
Solve. Assume the exercise describes a linear relationship.Marty's Tee Shirt & Jacket Company is to produce a new line of jackets with a embroidery of a Great Pyrenees dog on the front. There are fixed costs of $530 to set up for production, and variable costs of $42 per jacket. Write an equation that can be used to determine the total cost encountered by Marty's Company in producing x jackets. Use the equation to find the total cost of producing 72 jackets.
A. $3566 B. $3554 C. $3534 D. $3546
Solve. Round to the nearest tenth if necessary.Before taking a typing course, Clete could type 10 words per minute. By the end of the course, he was able to type 47 words per minute. What was the percent increase?
A. 370% B. 78.7% C. 82.5% D. 21.3%