Find the components and magnitude of the vector.
a. 
b. 
c. 
A. a. 
= 
; 
= 
b. 
= 
; 
= 
c. 
= 
; 
= 6
B. a. 
= 
; 
= 
b. 
= 
; 
= 
c. 
= 
; 
= 6
C. a. 
= 
; 
= 2
b. 
= 
; 
= 2
c. 
= 
; 
= 13
D. a. 
= 
; 
= 2
b. 
= 
; 
= 2
c. 
= 
; 
= 13
Answer: B
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Find an equation of the tangent line to the graph of the function f defined by the given equation at the point 
.
?
?
Give your answer in the form 
.
What will be an ideal response?
Multiply.(-1)30
A. 30 B. -1 C. 1 D. -30
Determine whether the function is one-to-one.f(x) = 
x
A. Yes B. No
Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = -x2(x + 7)(x2 + 1)
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