Find v ? u.v = 5i - 8j and u = -3i - 5j
A. 25
B. -15i + 40j
C. -55
D. 2i - 13j
Answer: A
Mathematics
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. - 
B. - 
C. - 
D. - 
Mathematics
Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form.m = 5; (0, 3)
A. y = 5x + 10 B. y = -5x + 1 C. y = 5x + 3 D. y = 5x + 8
Mathematics
Solve the system.x = y2 - 6x = y2 - 6y
A. (5, 1) B. (-5, 1) C. (-5, -1) D. (1, -5)
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.32x + 2.57 B. y = 0.30x + 2.57 C. y = 0.30x + 4.29 D. y = 0.32x + 4.29
Mathematics