Use your graphing calculator to determine if the equation appears to be an identity by graphing the left expression and right expression together.
?
?
A. This is not an identity
B. This is an identity
Answer: B
Mathematics
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Use a double-angle identity to find the exact value of the expression.1 - 2 sin2 67.5°
A. - 
B. 
C. 
D. - 
Mathematics
Use the Venn diagram below to determine the probability.
P(C')
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Use the trapezoidal rule with n = 3 to find an approximate value of 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Simplify the expression.
a. 
b. 
c. 
d. 
e. 
Mathematics