Tuesday
December 10, 2013

# Posts by Johnathan

Total # Posts: 67

physics
The radius of curvature of a convex mirror is 1.60 x 102 cm. An object that is 11.0 cm high is placed 40.0 cm in front of this mirror. Determine (a) the location and (b) the height of the image.

College Physics
In 1986, the distance of closest approach of Halley’s comet to the Sun is 0.57AU. (1 AU is the mean Earth-Sun distance = 150 million kilometers.) The comet’s speed at closest approach is 54.97 km/s. (a) – By 1989, Halley’s comet had traveled to a distance c...

Math
Prove that: P(A n B^c) = P(A U B) - P(B) and P(A n B^c) = P(A) - P(A n B)

Calculus
find f'(x) if f(x)=x^2*e^x*(3x-1)^3

Calculus
find f'(x) if f(x)=x^2e^(x(3x-1)^3

Calculus
find all points at the curve x^2y^2+2xy=3 with the slope of the tsngent is -1

Calculus
find y'' if x^4+y^4=16

Calculus
Could really use a lot of help here what is the slope of the tangent line to cos(x-y)=xe^x at point (0,3pi/2)

geometry
you are standing 12ft from a cylindrical corn syrup tank the distance from you to a point of tangency on the tank 35ft what is the radius of the tank

Pre-Calc
thank you

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