Write each expression using the LCD as the denominator.
, 
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: A
Mathematics
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Find the exact value of the trigonometric expression without the use of a calculator.If cos ? = - 
, 
< ? < ? and sin ? = - 
, ? < ? < 
, find the exact value of cos (? + ?).
A. 
B. 
C. 
D. 
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.y = x2 - 5
A. (0, 
), (0, -
), (0, 5)
B. (
, 0), (-
, 0), (0, -5)
C. (0, 
), (0, -
), (0, -5)
D. (
, 0), (-
, 0), (0, 5)
Mathematics
Use values from the compound interest table to find the compound interest. Round to the nearest cent.
$1820 at 6% compounded annually for 15 years
A. $2294.85 B. $1638.00 C. $2541.74 D. $1528.80
Mathematics
Solve the equation.5 + 2 ln x = 14
A. 
B. {e 9/2}
C. 
D. 
Mathematics