Find the slope of the line.y = 
x + 7
A. - 
B. 7
C. 
D. 
Answer: D
Mathematics
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Use the principle of square roots to solve the equation.y2 = 15
A. 225
B. 7.5
C. ±
D. 
Mathematics
Determine the phase shift of the function.y = 
sin (?x + 3)
A. - 
units to the left
B. 
units to the left
C. 
units to the right
D. 3 units to the left
Mathematics
Find the vertex of the parabola.
?
?
A. (2, -6) B. (-2, 2) C. (-2, -6) D. (-2, -4) E. (8, -6)
Mathematics
Simplify.(15 - 10)2 + (4 + 3)2
A. 74 B. 144 C. 50 D. 150
Mathematics