Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
5
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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For the given polar equation, write an equivalent rectangular equation.r = 13
A. x2 + y2 = 13 B. (x + y)2 = 169 C. x + y = 13 D. x2 + y2 = 169
Mathematics
Multiply or divide.
A. -0.8 B. -7.2 C. 0.8 D. 7.2
Mathematics
Perform the matrix operation.Given A = 
and B = 
, find AB.
A. 
B. 
C. 
D. 
Mathematics
An initial deposit of $500 earns 5% interest, compounded quarterly. How much will be in the account in 14 years? ? Please enter your answer as a number without the units, rounded to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
Mathematics