Sketch the vectors u and w with angle ? between them and sketch the resultant.
= 45, 
= 25, ? = 30°
A. 
B. 
Answer: B
Mathematics
You might also like to view...
Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = tan u, u = -10x + 11
A. -10 sec2(-10x + 11) B. - sec2(-10x + 11) C. -10 sec (-10x + 11) tan (-10x + 11) D. sec2(-10x + 11)
Mathematics
Solve the problem for the given information.Find the equation of a line passing through the origin so that the cosine of the angle between the line in 
and the positive 
is 
.
A. y = x
B. y = 
x
C. y = 
x
D. y = 
x
Mathematics
Complete the identity.2 tan x - (1 + tan x)2 = ?
A. 1 - sin x B. 0 C. 1 D. - sec2 x
Mathematics
Use trigonometric identities to find the exact value.sin 260° cos 20° - cos 260° sin 20°
A. - 
B. - 
C. 
D. - 
Mathematics