Add or subtract as indicated.
+ 
A. - 
B. 
C. - 
D. 
Answer: B
Mathematics
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Provide an appropriate response.Simplify the following: 
3
What will be an ideal response?
Mathematics
Solve the formula for the indicated variable.a + b = s + r for s
A. s = a + b - r
B. s = 
C. s = 
+ b
D. s = r(a + b)
Mathematics
Find the exact value of the expression if ? = 60°. Do not use a calculator.g(?) = cos ?Find [g(?)]2.
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.
-1
A. 
B. 
C. 
D. 
Mathematics