Translate to an algebraic expression.Robbie drove his car at 70 mph for t hours. How many miles did he travel?
A. 70 - t
B. 
C. 
D. 70t
Answer: D
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Determine the values of x for which the function is continuous. If the function is not continuous, determine the reason.f(x) = 
A. Not continuous at x = 0, 2; function not defined B. Not continuous at x = 2; function not defined C. Not continuous at x = 0, 2; small change D. Not continuous at x = 2; small change
Integrate the function.
dx
A. 
ln 
+ C
B. - 
ln 
+ C
C. 
ln 
+ C
D. - 
ln 
+ C
Solve the problem. Assume the x-axis is horizontal, the positive y-axis is vertical (opposite g), the ground is horizontal, and only the gravitational force acts on the objects. A projectile is fired with an initial speed of 591 m/sec at an angle of 45°. What is the greatest height reached by the projectile? Round your answer to the nearest tenth.
A. 8910.2 m B. 85.3 m C. 87,320.3 m D. 35,640.9 m
Simplify.i9
A. 1 B. -1 C. i D. -i