Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 13, ? = 90°
A. v = 13i - 13j)
B. v = 13i
C. v = 13i + 13j
D. v = 13j
Answer: D
Mathematics
You might also like to view...
Find the derivative of y with respect to x, t, or ?, as appropriate.y = sin e-?5
A. cos e-?5 B. 5?4cos e-?5 C. cos (-5?4 e-?5) D. (-5?4 e-?5) cos e-?5
Mathematics
Graph the linear equation by finding and plotting its intercepts.x = -3y
A. 
B. 
C. 
D. 
Mathematics
Find the probability.If 80% of scheduled flights actually take place and cancellations are independent events, what is the probability that 3 separate flights will all take place?
A. .01 B. .64 C. .51 D. .80
Mathematics
Factor, if possible.25t2 - 30t + 9
A. (5t + 3)(t - 3) B. (5t + 3)2 C. (5t - 3)(t + 3) D. (5t - 3)2
Mathematics