The problem refers to a vector V with magnitude 
that forms an angle with the positive x-axis. Give the magnitude of the horizontal and vertical vector components of V, namely 
and ![]()
src="https://sciemce.com/media/3/ppg__cognero__Section_2.5_Vectors_A_Geometric_Approach__media__85538047-42c0-4d1d-a7db-8758499fa02b.PNG" style="vertical-align:middle;" />, respectively.
?
?
A. ?
B. ?
C. ?
D. ?
E. 
Answer: E
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = ln 
A. 
= 
; 
= 
B. 
= -ln
; 
= ln 
C. 
= -ln 
; 
= ln 
D. 
= - 
; 
= 
Mathematics
Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.b = 
, c = 8; find csc A.
A. 
B. 
C. 
D. 
Mathematics
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Graph the function.Use the graph of log5x to obtain the graph of f(x) = 2log5x.
A. 
B. 
C. 
D. 
Mathematics