Simplify the expression.x11x
A. x11
B. 2x12
C. x12
D. 2x11
Answer: C
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What force is required so that a particle of mass has the following position function?.
r(t) = 5t³i+9t²j+7t³k
Factor the sum of cubes.27 + (p - q)3
A. (3 + p - q)(9 - 3p + 3q + p2 - q) B. (3 - p + q)(9 + 3p - 3q + p2 - q) C. (3 + p - q)(9 - 3p + 3q + p2 - 2pq + q2) D. (3 - p + q)(9 + 3p - 3q + p2 - 2pq + q2)
Solve the problem.Using data from 2010-2012, the annual number of cars sold at a certain dealership can be modeled by the formula 
where y is the number of cars, in thousands, sold x years after 2010. According to this formula, in which years will the number of cars sold exceed 37 thousand?
A. Years after 2017 B. Years after 2023 C. Years after 2021 D. Years after 2019
Solve the problem.Mrs. Ito has $5842 in her checking account. How much is in the account after she writes a check for 
?
A. $5213 B. $6471 C. $6481 D. $5113