Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.tan 37°
A. 0.75
B. 0.60
C. -0.84
D. 0.80
Answer: A
Mathematics
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The hyperbola shown in the calculator-generated graph was graphed in function mode with a square viewing window. What are the two functions y1 and y2 that were used to obtain the graph whose equation is given?
10
-10
A. y1 = 
, y2 = - 
B. y1 = 
, y2 = - 
C. y1 = 
, y2 = - 
D. y1 = 
, y2 = - 
Mathematics
Solve the problem. Round dollars to the nearest cent and rates to the nearest tenth of a percent.Find the selling price of an item which cost a store $61. The store has a 30% markup.
A. $46.92 B. $18.30 C. $203.34 D. $79.30
Mathematics
Verify the identity.
= cos(3?)
What will be an ideal response?
Mathematics
Simplify.sin(u - v) cos v + cos(u - v) sin v
A. sin u B. cos u C. sin u (cos2 v - sin2 v) D. sin u cos v
Mathematics