Find the product. Write the product in rectangular form, using exact values.[8 cis 300°] [6 cis 330°]
A. -48
B. 24(1 + 
)
C. -24 + 24i
D. -48i
Answer: D
Mathematics
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Solve the problem.You burn 900 Calories will exercising for 35 minutes. What is your average power while exercising, in watts?
A. 1434.5 watts B. 2151.8 watts C. 1793.1 watts D. 2689.7 watts
Mathematics
Find the real solutions of the equation.
= -1
A. {1} B. {2} C. {-1} D. {-2}
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Use a calculator to solve the equation on the interval [0, 2?). Round the answer to two decimal places.tan x = 3.9
A. 1.32, 4.46 B. 1.32, 1.82 C. 1.32, 2.89 D. 1.32, 4.96
Mathematics
Evaluate f(x) at the given value of x by hand. 
; x = 2
A. - 
B. 326
C. Undefined
D. 
Mathematics