Use a graphing calculator to help determine whether or not the given functions are inverses of each other.f(x) = 
; g(x) = 0.4x2 - 1.6, x ? 0
A. Yes
B. No
Answer: A
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
Find the square root of 312.
a. 5.2 b. 17.7 c. 104.8 d. 156.3 e. 212.1
Mathematics
Find the first five terms of the infinite sequence whose nth term is given.an = 3n
A. 9, 27, 81, 243, 729 B. 1, 3, 9, 27, 81 C. 3, 9, 27, 81, 243 D. 1, 8, 27, 64, 125
Mathematics
Solve.0.5(400) + 0.08p = 0.2(400 + p)
A. {14.4} B. {1000} C. {144} D. {10,000}
Mathematics