Differentiate.y = 6x2
A. 6x2 ? 2x ? ln x
B. 6x2 ? 2x ? ln 6
C. 6x2 ? x ? ln 6
D. 2x(ln 6)
Answer: B
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Solve.Wind resistance or atmospheric drag tends to slow down moving objects. Atmospheric drag varies jointly as an object's surface area A and velocity v. If a car traveling at a speed of 60 mph with a surface area of 36 ft2 experiences a drag of 367.2 N (Newtons), how fast must a car with 48 ft2 of surface area travel in order to experience a drag force of 595.68 N?
A. 70 mph B. 78 mph C. 75 mph D. 73 mph
Determine the real solutions to the system of nonlinear equations.x2 - y2 = 23x2 + y2 = 33
A. (2
, 
), (-2
, 
)
B. (2
, 
), (-2
, -
)
C. (2
, 
), (-2
, 
), (2
, -
), (-2
, -
)
D. (0, 0)
Find an equation in slope-intercept form of the line that passes through the given point and has slope m.(5, 6); m is undefined
A. x = 6 B. y = 5 C. x = 5 D. y = 6
Multiply. Write the answer in lowest terms and as a whole or mixed number where possible.450 ? 
A. 450 B. 180 C. 400 D. 160