Quiz 2.6

# Quiz 2.6 - 1 Finddy/#20(5pts dy/dx=2(16y^2(24xy...

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1 ) Find dy/dx by implicit differentiation for #20. (5pts)   dy/dx = 2(1 - 6y^2) / (24xy)   dy/dx = 2[1 - 6y^2(3xy^2 + 1)^3] / [24xy(3xy^2 + 1)^3 + 3]   dy/dx = 16y^2(3xy^2 + 1)^3 / 24xy(3xy^2 + 1)^3   Don't pick this one. Answer : Corre ct Points: 5 2 ) Find dy/dx by implicit differentiation for #18. (5pts)   dy/dx = -2(x - 2y) / (4x - 8y + 1)   dy/dx = (x - 2y) / (2x - 4y + 1)   dy/dx = 2(x - 2y) / (4x - 8y + 1)   dy/dx = -(x - 2y) / (4x - 8y + 1) Answer : Corre ct Points: 5 3 ) Find dy/dx by implicit differentiation for #16. (5pts)   dy/dx = (3x + 2y) / (-8x + 3y)   dy/dx = (8x - 3y) / (3x + 2y)   dy/dx = (3x + 2y) / (8x - 3y)   dy/dx = (-8x + 3y) / (3x + 2y) Answer Corre

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: ct Points: 5 4 ) Find dy/dx by implicit differentiation for #12. (5pts)   dy/dx = -y^2/x^2
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## This note was uploaded on 07/22/2011 for the course MATH 2143 taught by Professor Smart during the Spring '11 term at ASU.

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Quiz 2.6 - 1 Finddy/#20(5pts dy/dx=2(16y^2(24xy...

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