Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 75°
A. - 
B. - 
C. 
D. 
Answer: D
Mathematics
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Find the exact value of the trigonometric expression without the use of a calculator.sin 15° cos 45° + cos 15° sin 45°
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality. Graph the results.
? 5 
A. 
B. 
C. 
D. 
Mathematics
Determine the two equations necessary to graph the ellipse with a graphing calculator.
+ 
= 1
A. y = 
and y = - 
B. y = 
and y = - 
C. y = 
and y = - 
D. y = 
and y = - 
Mathematics
Rewrite in terms of two or more logarithms using the quotient and product rules for logarithms. Assume all variables represent positive real numbers.logw
A. logw6x B. logw11x -logw5 C. logw11 +logwx - logw5 D. logw11 +logwx + logw5
Mathematics