Find the phase shift or vertical shift as requested.Find the phase shift of y = 4 sin 
A. -4?
B. 4?
C. 
D. 
Answer: C
Mathematics
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Divide as indicated.
A. 9r2 + 7r + 
B. r2 + 3r + 7
C. 9r2 - 7r - 3
D. 9r2 + 7r + 3
Mathematics
Simplify completely.
A. 
B. 
C. 
D. 
Mathematics
Divide using the quotient rule for exponents. Write the result with positive exponents. Assume that variables in the denominator are not equal to 0. 
A. 
B. 
C. 
D. 
Mathematics
Find the LCM of the set of numbers.30, 80
A. 240 B. 110 C. 80 D. 2400
Mathematics