Find the integral using an appropriate trigonometric substitution.
Mathematics
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Without graphing the function, determine its amplitude or period as requested.y = -2 sin 5xFind the amplitude.
A. 2
B. 
C. 
D. 
Mathematics
For what value of the constant c is the function f continuous on (–?, ?)?
For what value of the constant c is the function f continuous on (–?, ?)?
Mathematics
Solve the problem.A moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 40x + 45 B. y = 45x - 40 C. y = 40x - 45 D. y = 45x + 40
Mathematics
Find the value of the constant k so that the function is a probability density function in the indicated interval.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics