Find the angle between vectors v and w. Round the answer to the nearest tenth of a degree.v = 
, w = 
A. 174.8°
B. 95.2°
C. 5.2°
D. 84.8°
Answer: C
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Provide an appropriate response.Find an equation for the tangent to the curve y = 
at the point (1, 9).
A. y = -6 B. y = -6x + 15 C. y = -3x + 12 D. y = 6x + 3
Provide an appropriate response.Suppose that you are solving a system of three linear equations by the Gauss-Jordan method and obtain the following augmented matrix. 
What row operation would you perform next?
A. Add -5 times row 1 to -11 times row 3 to obtain a zero in the third row, second column position.
B. Multiply row 2 by - 
.
C. Add row 1 to row 2.
D. Multiply row 1 by - 
.
Graph the polynomial function. f(x) = x4 + 2x3 - x2 - 2
A. 
B. 
C. 
D. 
Solve the equation. First simplify the expression by combining like terms.4(2z - 5) = 7(z + 5)
A. -15 B. 19 C. 15 D. 55