
Use the protractor to find the measure of ?GQC.
?
A.
B.
C.
D.
Answer: C
Mathematics
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Solve.You park your car in a pay lot. Because you have a coupon, you get the first You pay for an extra 4
hr. How long can you park?
A. 6 hr B. 5 hr 15 min C. 5 hr 75 min D. 6 hr 15 min
Mathematics
Solve the problem.When an alternating current passes through a series RLC circuit, the voltage and current are out of phase by angle ?. Here ? = tan-1[(XL - XC)/R], where XL and XC are the reactances of the inductor and capacitor, respectively, and R is the resistance. Find d?/dR for constant XL and XC.
A.
B.
C.
D.
Mathematics
Perform the indicated operations and write the result in standard form.()(
)
A. -45i B. -45 C. 45 D. 45i2
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form. -
A.
B.
C.
D. 1
Mathematics