Use a sum or difference identity to find the exact value.sin 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
You might also like to view...
Perform the indicated operations and write the result in standard form.
A. 7 + i
B. -7 - i
C. -7 - i
D. -7 + i
Mathematics
Let A = 
, X = 
, and D = 
. Solve the matrix equation (I - A)X = D.
What will be an ideal response?
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = x2 + 1, g(x) = 4x + 9Find (f ? g)(x).
A. 4x3 + 9 B. 4x2 + 4x + 9 C. 4x3 + 9x2 + 4x + 9 D. 4x3 + 4x2 + 9x + 9
Mathematics
A Student says, "My answer must be wrong--my answer got bigger." Which of the following responses will best help the student understand why the answer got bigger?
Mathematics