Solve the equation for s.ln (r + 5) = ln (4s + 1)
A. ln 4 - r
B. ln (r + 4)
C. 
D. 
Answer: D
Mathematics
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Find Dxy.y = 3 sinh-1 (5x3)
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function increases most rapidly.
A. 
B. 
C. 
D. 
Mathematics
Write the equation of the line in slope-intercept form given the slope and the coordinates of the y-intercept.m = 2; (0, 8)
A. y = 2x + 8 B. y = -2x + 8 C. y = -2x - 8 D. y = 2x - 8
Mathematics
Find the center of mass of a thin plate of constant density covering the given region.The region cut from the first quadrant by the circle x2 + y2 = 64
A. 
= 0, 
= 
B. 
= 
, 
= 
C. 
= 4, 
= 4
D. 
= 
, 
= 
Mathematics