Questions Answered

lawlzlawlteamedward:
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Solve the initial value problem.
\[(x^2\sin^2(y))dx+xsin(2y)dy = 0, y(1) = \frac{ \pi }{ 3 }\]
…
 updated 8 months ago
 18 replies
 1 Medal

lawlzlawlteamedward:
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Convert the integral from rectangular coordinates to cylindrical coordinates.
 updated one year ago
 1 reply
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lawlzlawlteamedward:
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Limit as x approaches pi/2
 updated one year ago
 2 replies
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lawlzlawlteamedward:
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Express the following algebraic expression in terms of x.
 updated 2 years ago
 3 replies
 1 Medal

lawlzlawlteamedward:
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Use the Principle of Mathematical Induction to show that the following statement is true for all natural numbers n.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Use the Principle of Mathematical Induction to show that the following statement is true for all natural numbers n.
 updated 2 years ago
 7 replies
 1 Medal

lawlzlawlteamedward:
Group Title
Express the following as an algebraic expression in x.
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Rewrite the expression as an algebraic expression in x and y (that is, with no trigonometric functions):…
 updated 2 years ago
 4 replies
 1 Medal

lawlzlawlteamedward:
Group Title
Rewrite the expression as an algebraic expression in x and y (that is, with no trigonometric functions):…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Let x=4(tan(t)) with t in the first quadrant. Simplify the expression
 updated 2 years ago
 2 replies
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lawlzlawlteamedward:
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Find the magnitude and direction (in degrees) of the vector.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Is 4[cos(25155)+isin(25155)] = [4(cos(130)isin(130))]?
I need someone to check my answer.
 updated 2 years ago
 4 replies
 1 Medal

lawlzlawlteamedward:
Group Title
Write the complex number in polar form with argument theta between 0 and 2pi.
 updated 2 years ago
 2 replies
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lawlzlawlteamedward:
Group Title
Rewrite the expression as an algebraic function of x and y.
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Use a Double or Half Angle Formula to solve the equation in the interval [0, 2pi).
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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a) Find all solutions of the equation.
b) Find the solutions in the interval [0, 2pi),
 updated 2 years ago
 3 replies
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lawlzlawlteamedward:
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Solve the given equation.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Solve the given equation.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
Group Title
In a triangle ABC (look at the picture) the line segment s bisects angle C. Show that the length of x is given by s=(2abcos(x))/(a+b)
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
Group Title
In a triangle ABC (look at the picture) the line segment s bisects angle C. Show that the length of x is given by s=(2abcos(x))/(a+b)
 updated 2 years ago
 5 replies
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lawlzlawlteamedward:
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Find the exact value of the given expression. …
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
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Use an Addition or Subtraction to Formula to write the expression as a trigonometric function of one number, and then find its exact value…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
Group Title
Verify the identity and show all steps.
 updated 2 years ago
 2 replies
 1 Medal

lawlzlawlteamedward:
Group Title
Verify the identity and show all steps.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
Group Title
Verify the identity and show all steps.…
 updated 2 years ago
 2 replies
 1 Medal

ashley4328:
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1/9 x= 3...kinda forgot how to do it..oops. 1/9 x= 3...kinda forgot how to do it..oops. @Mathematics
 updated 2 years ago
 2 replies
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lawlzlawlteamedward:
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Verify the identity and show all steps.…
 updated 2 years ago
 1 reply
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lawlzlawlteamedward:
Group Title
Factor the polynomial function
 updated 3 years ago
 2 replies
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lawlzlawlteamedward:
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Assume that g is a onetoone function.…
 updated 3 years ago
 1 reply
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lawlzlawlteamedward:
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Find f(a), f(a+h), and the difference quotient f(a+h)  (fa)/h where h =/= 0. …
 updated 3 years ago
 13 replies
 1 Medal
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