Find the total area of the region between the curve and the x-axis.y = -x2 + 9; 0 ? x ? 5
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.When a particular circuit containing a resistor, an inductor, and a capacitor in series is connected to a battery, the current i (in amperes) is given by i = 23e-3t(e2.6t - e-2.6t) where t is the time (in seconds). Find the time at which the maximum current occurs.
A. 0.6 sec B. 1.5 sec C. 0.5 sec D. 1.4 sec
Mathematics
Express the number in scientific notation.724,000,000,000,000,000
A. 7.24 × 1017 B. 7.24 × 10-17 C. 724 × 10-15 D. 724 × 1015
Mathematics
Simplify the rational expression.
A. 
B. a - b
C. 
D. a - 2b + 1
Mathematics
Write the indicated term of the binomial expansion.(2x + 5)5; 5th term
A. 1250x B. 2500x2 C. 15,625 D. 6250x
Mathematics