Find the integral.

A.  + C
B.  + C
C. [ln(t4 + 5)]2 + C
D.  + C


Answer: A

Mathematics

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Evaluate. The differential is exact.

A. 0 B. 26 C. -24 D. -48

Mathematics

Provide an appropriate response.If X is normally distributed with ? = 150 and ? = 30, find P(90 < X < 180).

A. 0.8243 B. 0.3185 C. 0.8185 D. 0.8173 E. 0.1359

Mathematics

Solve the problem.A baseball pitcher throws a baseball with an initial velocity of 125 feet per second at an angle of 20° to the horizontal. The ball leaves the pitcher's hand at a height of 4 feet. Find parametric equations that describe the motion of the ball as a function of time. How long is the ball in the air? When is the ball at its maximum height? What is the maximum height of the ball?

A. x = 117.46t; y = -16t2 + 42.75t + 4; 5.15 sec; 1.336 sec; 232.445 feet B. x = 117.46t; y = -16t2 + 42.75t + 4; 2.762 sec; 1.336 sec; 32.556 feet C. x = 117.46t; y = -16t2 + 42.75t + 4; 5.525 sec; 1.336 sec; 28.556 feet D. x = 117.46t; y = -16t2 + 42.75t + 4; 2.575 sec; 1.336 sec; 3.991 feet

Mathematics

Find another name for the given number, but with the denominator indicated. Use multiplying by 1. = 

A.
B.
C.
D.

Mathematics