Use the summation properties to evaluate the series. The following rules may be needed: 
.
A. - 1780
B. - 445
C. 5
D. - 5340
Answer: B
Mathematics
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Solve.Given that sin ? = 0.7821 and that ? is in quadrant I, find sin 2?.
A. sin 2? = 0.9747 B. sin 2? = -0.8773 C. sin 2? = 0.926 D. sin 2? = 1.0722
Mathematics
Solve the problem.How much money should you invest now to have $15,000 in 9 years if you invest the money at a rate of 1.2%, compounded monthly?
A. $15,000.00 B. $13,465.14 C. $14,211.87 D. $14,865.67
Mathematics
Solve the given equation by finding the unknown value.87 ? ? = 0
A. 87 B. 0 C. not possible D. 1
Mathematics
Write the opposite of the polynomial and simplify your result.15a2 - 5a + 5
A. 15a2 + 5a - 5 B. 15a2 - 5a + 5 C. -15a2 - 5a - 5 D. -15a2 + 5a - 5
Mathematics