Use the formula 
, where 
, to rewrite the trigonometric expression in the following form.
?
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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Solve the problem.A certain capacitor is measured to have a voltage of 82 V across it. At this instant a current as a function of time given by i = 0.03
is sent through the circuit. After 1 second, the voltage is measured to be 92 V. What is the capacitance?
A. 2.00 × 10-2 F B. 2.00 × 10-5 F C. 2.00 × 10-3 F D. 6.00 × 10-4 F
Mathematics
Solve.3x2 - 45 = 0
A. -
, 
B. ±15
C. 16
D. 22.5
Mathematics
Convert 0.14 micrograms to nanograms.
a. 0.00014 ng b. 0.014 ng c. 1.4 ng d. 140 ng
Mathematics
Use the limit rules to determine the limit.
f(x) , where f(x) = 
A. 16 B. 4 C. -5 D. -18
Mathematics