Solve the problem.The number of miles per gallon of gasoline that a vehicle averages varies inversely as the average speed the car travels. A vehicle gets 15 miles per gallon at 57 mph. How many miles per gallon will it get at 
A. 9.2 mpg
B. 0.11 mpg
C. 0.04 mpg
D. 24.4 mpg
Answer: D
Mathematics
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Find the slope of the tangent line at the given value of the independent variable.g(x) = 
, x = 9
A. 
B. 
C. - 
D. - 
Mathematics
Solve the polynomial equation graphically or numerically. Round to the nearest hundredth if necessary.x4 + 15x3 + 49x2 - 15x - 50 = 0
A. -10, -5, -1, 1 B. -1, 1, 5, 10 C. -5, -1, 1, 10 D. -10, -5, 1, 1
Mathematics
Find A-1 then use it to find the solution to the system.
A.
A-1 = -   ; | x =  , y =  , z = -  |
B. A-1 = -
; x = - 
, y = - 
, z = 
C. A-1 = -
; x = 
, y = 
, z = - 
D. A-1 = -
; x = 
, y = 
, z = - 
Mathematics
Add the following hexadecimal numbers. Check using decimals.
=
What will be an ideal response?
Mathematics