Solve the exponential equation for t. Round your answer to three decimal places if necessary.et = 82
A. 1.914
B. 4.407
C. 222.899
D. 30.177
Answer: B
Mathematics
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Find the focus and directrix of the parabola.y = 5x2
A. (1/20, 0); x = -1/20 B. (0, 1/20); y = -1/20 C. (0, 1/20); y = 1/20 D. (1/5, 0); x = -1/5
Mathematics
Find the limit.x
A. 0 B. 1 C. 3 D. ?
Mathematics
Find n(A) for the set.A = {x?x ? N and 10 ? x ? 25}
A. n(A) = 36 B. n(A) = 16 C. n(A) = 14 D. n(A) = 35
Mathematics
Find the formula and limit as requested.For the function f(x) = 2x + 2, find a formula for the upper sum obtained by dividing the interval [0, 3] into n equal subintervals. Then take the limit as n?? to calculate the area under the curve over [0, 3].
A. 6 - ; Area = - 3
B. 6 + ; Area = 6
C. 6 + ; Area = 15
D. 6 + ; Area =
Mathematics