Questions Asked

misterK:
Group Title
I need help. Determine the equation of the given conic in XYcoordinates when the coordinate axes are rotated through the indicated angle. …
 updated 2 months ago
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misterK:
Group Title
How do you graph 4x + 5y < 20 on a TI84 Plus
 updated 4 months ago
 1 reply
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misterK:
Group Title
convert r = 2sin2(theta) to rectangular coordinates
 updated 4 months ago
 5 replies
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misterK:
Group Title
Describe the trace of the sphere in the yzplane
(x + 1)^2 + (y  2)^2 + (z + 10)^2 = 100
…
 updated 5 months ago
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misterK:
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Show by eliminating the parameter theta that the following parametric equations represent a hyperbola
x = atan(theta) y = bsec(th…
 updated 5 months ago
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misterK:
Group Title
find the indicated power using De Moivre's Theorem
(1 + i)^20
 updated 5 months ago
 15 replies
 5 Medals

misterK:
Group Title
write the complex number in polar form with argument theta between 0 and 2pi
1 + i
 updated 5 months ago
 10 replies
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misterK:
Group Title
Rewrite the expression as an algebraic function of x and y
sin(cos^1(x)  tan^1(y))
 updated 5 months ago
 8 replies
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misterK:
Group Title
find all solutions in the interval (0, 2pi), rounded to five decimal places:
5cos2(theta) = 2
 updated 5 months ago
 1 reply
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misterK:
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if sin(theta) = (4/5) and theta is in Quadrant III, find tan(theta/2)
 updated 5 months ago
 4 replies
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misterK:
Group Title
let x=2sin(theta), pi/2 < theta < pi/2. Simplify the expression
x/square root of 4x^2
 updated 5 months ago
 2 replies
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misterK:
Group Title
verify the identity
(2tanx/1+tan^2(x)) = sin2x
 updated 5 months ago
 2 replies
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misterK:
Group Title
find the exact value of the expression
sin(5pi/12)
 updated 5 months ago
 3 replies
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misterK:
Group Title
please find the exact value of the expression
sin(tan^1(3/4) + cos^1(5/13))
 updated 5 months ago
 1 reply
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misterK:
Group Title
find the exact value of the expression given that secx = (3/2), cscy = 3, and x and y are in Quadrant I
cos(x  y)
 updated 5 months ago
 2 replies
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misterK:
Group Title
solve the equation in the interval (0, 2pi)
2cos^2x  7cosx + 3 = 0
 updated 5 months ago
 2 replies
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misterK:
Group Title
Verify the identity.
cscx  tan(x/2) = cotx
 updated 5 months ago
 4 replies
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