Solve.The sales of a new product (in items per month) can be approximated by 
, where t represents the number of months after the item first becomes available. Find the number of items sold per month 3 months after the item first becomes available.
A. 2300 items per month
B. 500 items per month
C. 400 items per month
D. 1300 items per month
Answer: C
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Factor completely, or state that the polynomial is prime.6x2 - 26x - 20
A. prime B. 2(3x - 2)(x + 5) C. (6x + 4)(x - 5) D. 2(3x + 2)(x - 5)
Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 12 feet. Find the length of the ladder if the length is 4 feet more than its distance from the wall.
A. 16 ft B. 24 ft C. 12 ft D. 20 ft
Subtract.(7x7 + 3x9 - 4 + 3x8) - (-3 + 5x8 + 6x9 + 2x7)
A. -3x9 - 2x8 + 5x7 - 1 B. 9x9 + 8x8 + 9x7 - 1 C. 9x9 + 8x8 + 9x7 - 7 D. -3x9 + 8x8 + 9x7 - 7
Solve the problem.In a probability model, which of the following numbers could be the probability of an outcome:0, 0.2, -0.01, - 
, 
, 
, 1, 1.5
A. 0, 0.2, -0.01, - 
, 
, 1
B. 0.2, 
, 1
C. 0, 0.2, -0.01, 1, 1.5
D. 0, 0.2, 
, 1