Recent content by x31fighter

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    Centroid of a bounded region: Help

    Homework Statement Find the centroid of the region bounded by the graphs of y = sqrt (x) and y = (1/2) * x Homework Equations A = [f(x)-g(x)]dx from point a -> b The Attempt at a Solution x = [0,4] ; p(0,0) and p(4,2) I am just checking on if I did the integral correctly. A...
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    How Do You Calculate the Magnitude of Vector C in Vector Subtraction?

    Oops... I fixed that. I am getting the correct answer now.
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    How Do You Calculate the Magnitude of Vector C in Vector Subtraction?

    Homework Statement C = B - A A = 16 Units A-theta = 42 degrees from the y-axis Ai is pointing in second quadrant B = 7 units B-theta = 31 degrees from the x-axis B is pointing in the third quadrant Homework Equations The Attempt at a Solution I am suppose to find the magnitude...
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    Object Beneath the Water Problem

    Homework Statement A small logo is embedded in a thick block of transparent material (n = 1.81), 4.03 cm beneath the top surface of the block. The block is put under water (n = 1.333), so there is 2.15 cm of water above the top surface of the block. The logo is viewed from directly above by an...
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