Provide an appropriate response.Explain how the graph of y = -4 ? 3x can be obtained from the graph of 
What will be an ideal response?
The graph is stretched by a factor of 4 and then reflected over the x-axis.
Mathematics
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Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].
A. 20; 315°
B. 10; 135°
C. 10
; 45°
D. 10; 315°
Mathematics
Use the change-of-base formula to find the logarithm. Round your answer to four decimal places. log2 7
A. 2.8074 B. 0.3562 C. 5.6148 D. -2.8074
Mathematics
Solve the problem.For approximately what values of x can cos x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.02289 B. |x| < 0.05886 C. |x| < 0.01442 D. |x| < 0.04162
Mathematics
Simplify. 
A. 
B. 
C. 
D. 
Mathematics