Find the rate, or speed, as a ratio of distance to time. Round to the nearest hundredth when necessary.390.40 m, 3.05 hr
A. 131.05 m/hr
B. 131.05 hr/m
C. 128 hr/m
D. 128 m/hr
Answer: D
Mathematics
You might also like to view...
Find 
.y = (x2 + 2x)ln x
A. (x2 + 2x)ln x
B. 
+ 
C. (x2 + 2x)ln x
D. 
+ 
Mathematics
Find all the second order partial derivatives of the given function.f(x, y) = ex/y
A. 
= 
; 
= ex/y
; 
= 
= -ex/y
B. 
= 
; 
= ex/y
; 
= 
= -ex/y
C. 
= 
; 
= 
; 
= 
= 
D. 
= 
; 
= -ex/y
; 
= 
= ex/y
Mathematics
Rewrite as a terminating decimal.
A. 0.4 B. 0.44 C. 0.431 D. 0.451
Mathematics
Solve the problem.Suppose that 
= 2. Find 
and 
.
A. 2; -2 B. 2; 2 C. 0; 2 D. 0; -2
Mathematics