For the function f defined over an interval [a, b], express the area A as an integral.f(x) = x2, [0, 4]
A. 
dx
B. 
dx
C. 
dx
D. 
dx
Answer: C
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Consider a state lottery that has a weekly television show. On this show, a contestant receives the opportunity to win $1 million. The contestant picks from four hidden windows. Behind each is one of the following: $225,000, $300,000, $1 million, or a "stopper." Before beginning, the contestant is offered $400,000 to stop. Mathematically speaking, should the contestant take the $400,000? ?
A. yes B. I don't know C. doesn't matter D. no
Kenco Manufacturing estimates that its profit, P, in hundreds of dollars, is P = -3x² + 24x - 4 where x is the number of units produced in thousands. How many units must be produced to obtain a profit of $3476?
a. 2400 b. 3000 c. 5755 d. 2245
Simplify the expression by combining like terms if possible.9ab - 3ab + ab - 12
A. 6ab + ab - 12 B. 6ab - 12 C. 6ab - 11 D. 7ab - 12
Multiply.8.9 × 0.01
A. 0.89 B. 8.900 C. 0.0089 D. 0.089