The polar coordinates of a point are given. Find the rectangular coordinates of the point.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Rewrite each number using scientific notation before performing the operation. Leave your answer in scientific notation form.
-5
A. 2.00 × 10-21 B. 3.13 × 10-18 C. 3.13 × 1078 D. 2.00 × 1011
Mathematics
Solve the equation for x.y = -5 sin 8x
A. x = 
arcsin 
B. x = 
arcsin 
C. x = 
arcsin 
D. x = 
arcsin 
Mathematics
Find the interest earned. Assume 3
% interest compounded daily, as in the following table, and use the exact number of days. Round to the nearest cent. 
Amount: $3850Deposited: Sept 24Withdrawn: Nov 7
A. $23.33 B. $16.28 C. $3866.28 D. $25.00
Mathematics
Solve the problem.Four times a number added to 7 times the number is 55. What is the number?
A. 5 B. -7.9 C. 0.5 D. 7.9
Mathematics