Find the magnitude and direction angle of the vector v. Round the direction angle to the nearest tenth of a degree when necessary.v = 5(cos 101°i + sin 101°j)
A. 25, 79°
B. 5, 101°
C. 5, 79°
D. 
, 101°
Answer: B
You might also like to view...
Find the indicated quantity.a5, when a15 = 76 and a18 = 91
A. 31 B. 5 C. 6 D. 26
Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 
, x = 0, y = - 4, y = 4
A. 
?
B. 
?
C. 
?
D. 
?
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open infinite interval; {x|x > 1}; (1, ?) B. closed infinite interval; {x|x ? 1}; [1, ?) C. closed infinite interval; {x|x ? 1}; (-?, 1] D. open infinite interval; {x|x < 1}; (-?, 1)
Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + 7x + 3 = 0
A. 
B. 
C. 
D. 