Find the axis of symmetry of the given function.y = 3x2 + 6x - 2
A. x = -1
B. x = 5
C. x = 1
D. x = -5
Answer: A
Mathematics
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Find the unit tangent vector T and the principal unit normal vector N. r(t) = 
(1 + t)3/2i + 
(1 - t)3/2j + 2tk
A. T = 
i - 
j + 
k; N = 
i + 
j
B. T = 
i + 
j + 
k; N = 
i + 
j
C. T = 
i - 
j + 
k; N = 
i + 
j
D. T = 4
i - 4
j + 2k; N = 3
i + 3
j
Mathematics
Provide an appropriate response.Let A = 
and let B = 
.Does the matrix A + B have an inverse?
A. Yes B. No
Mathematics
Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Solve for the indicated variable.
= 
, for P (gas law)
A. P = 
B. P = 
C. P = 
D. P = 
Mathematics