The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
What is the body's velocity when t = 6 sec?
A. -2 m/sec
B. 1 m/sec
C. 2 m/sec
D. 3 m/sec
Answer: C
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Solve the problem. Round results to an appropriate number of significant digits.A plane is found by radar to be flying 5.7 km above the ground. The angle of elevation from the radar to the plane is 84.0°. Ten seconds later, the plane is directly over the station. Find the speed of the plane, assuming that it is flying level.
A. 230 km/hr B. 240 km/hr C. 210 km/hr D. 220 km/hr
Provide the appropriate response.List all primes between 100 and 200.
A. 101, 103, 107, 113, 127, 131, 137, 151, 157, 163, 167, 173, 179, 181, 191, 197 B. 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199 C. 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 153, 157, 163, 165, 167, 173, 179, 181, 191, 197, 199 D. 101, 107, 109, 127, 131, 137, 139, 149, 151, 157, 167, 179, 181, 191, 193, 197, 199
Simplify the expression.
A. 
B. 125p6q6
C. 
D. 125
Show that the equation is not an identity by finding a value of x for which both sides are defined but not equal.sin 2x + sin 4x = sin 5x
A. 2?
B. 0
C. ?
D. 