12/10/19

Let f(x)= tanx(|pi/2 times cosx|) defined on (-pi,pi). Find the points of discontinuity.
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12/09/19

Write an equation of the line satisfying the given conditions.
Write an equation of the line satisfying the given conditions.Through ​(4​,−7​) parellel to 7x = 8y + 10
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12/05/19

Factor completely

Factor completely 48x^4y - 216x^2y + 243y
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12/04/19

0.04^(x)−26·(0.2)^(x)+25≤0 Solve for x
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12/02/19

How would you do this problem?
A train has to travel 172 miles to the next stop. What equation can be used to determine the time, t, it takes to travel to this stop as a function of the average speed, s, of the train, where t is... more
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12/02/19

Graph the function: y=12cos (x+π).

I need assistance in how to find the points on this equation
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12/02/19

what are all the solutions rounded to four decimal places? ANSWERS ONLY

Find all solutions on [0, 2π). (Enter your answers as a comma-separated list. Round your answers to four decimal places.)10 sin2(x) + 7 sin(x) + 1 = 0
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11/20/19

Use a half angle identity to find sin(x/2) if csc x=13 and pi/2<x<pi

Use a half angle identity to find sin(x/2) if csc x=13 and pi/2<x<pi
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11/19/19

What is the equation of a line that passes through the point (2,7) and is perpendicular to the line whose equation is y = x/4 + 5
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11/19/19

The sum of three numbers is 11. .
The sum of three numbers is 11 The sum of twice the first​ number, 3times the second​ number, and 4times the third number is 30. The difference between 5times the first number and the second... more
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11/19/19

Solve the equation 4cos2β−4cosβ=3 given that 0≤β<2π.
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11/19/19

If sin(θ)=−24/25, and θ is in Quadrant III, then what is tan(θ/2)?
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11/19/19

DETERMINE IF SIDES MAKE A TRIANGLE HELP
Part A: Determine if the three sides could make a triangle21, 18, 17:     because  >  is  (true or false)3, 12, 8:  because  >  is  (true or false)
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11/18/19

Parallel and Perpendicular Lines
Write an equation in slope-intercept form for the line that is perpendicular to y= -1/4x + 2 and passes through the point (-4, 3).
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11/18/19

Solve the system
Solve sinsquared(w)=6cos(w) for all solutions 0≤w<2π.Give all possible answers. Round to two decimal places.
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11/14/19

Use the base function f(x) = a * bx to solve for the bases a and b of the functions.
Use the base function f(x) = a * bx to solve for the bases a and b of the functions.a. f(0) = 5, f(3) = 40                          b. f(0) = 3200, f(6) = 0.0032c. f(3) = 12, f(5) =... more
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