Find the approximate value of x using a scientific calculator. Round to six decimal places.log x = 1.2
A. 15.8489
B. 3.3201
C. 25.1189
D. 19.9526
Answer: A
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Parametric equations and and a parameter interval for the motion of a particle in the xy-plane are given. Identify the particle's path by finding a Cartesian equation for it. Graph the Cartesian equation. Indicate the portion of the graph traced by the particle and the direction of motion.x = 5t + 2, y = 15t + 2, -? ? t ? ?
A. y = 3x + 4; Entire line, from left to right
B. y = 3x - 4; Entire line, from right to left
C. y = 3x - 4; Entire line, from left to right
D. y = 3x + 4; Entire line, from right to left
Evaluate the integral.
A. 
sin 2x - 
sin 14x+ C
B. - 
cos 14x - 
sin 14 x + C
C. 
sin 2x + 
sin 14x+ C
D. - 
cos 14x - 
cos 2x + C
Solve the problem.A restaurant bill of $98.05 was shared equally by 4 people. How much was each person's share? Round your answer to the nearest cent.
A. $24.62 B. $24.51 C. $25.51 D. $25.62
Solve the problem.A projectile is fired with an initial velocity of 550 feet per second at an angle of 70° with the horizontal. In how many seconds will the projectile reach its maximum altitude? (Round your answer to the nearest tenth of a second.) The parametric equations for the path of the projectile are x = (550 cos 70°)t, and y = (550 sin 70°)t - 16t2.
A. 12.8 seconds B. 16.2 seconds C. 24.3 seconds D. 21 seconds