Graph the equation and give the coordinates of the vertex.y = x2 + 4x + 2 
A. (-2, -6)
B. (2, -2)
C. (-2, -2)
D. (2, 6)
Answer: C
Mathematics
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Decide whether the expression is or is not an identity.sin2 
= 
A. Identity B. Not an identity
Mathematics
Identify whether the slope is positive, negative, zero, or undefined.
A. Zero B. Positive C. Undefined D. Negative
Mathematics
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. {x 
B. {x 
C. {x 
}
D. {x 
Mathematics
Add or subtract as indicated.
- 
A. 
B. 
C. 
D. 
Mathematics