Math Test - + 2/x) 2 (2x 2x-2 ) + 2(5x 3 2x 1/2 )(15x 2...

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The Test 1. If x + 2 = 5 , what is the value of x? A. 2 B. 3 C. 4 D. 5 E. 6 2. Solve for x: 2x 2 + 10x + 12 = 0 A. -2 and -3 B. -3 and -4 C. -4 and -5 3. Solve for x: x 2 – 3x – 10 A. 2 and 5 B. 2 and -5 C. -2 and 5 D. -2 and -5 4. Find the derivative of the following: f(x) = (x 2 + 2/x) 3 (5x 3 – (2x) 1/2 ) 2 A. Cos(3(-csc 2 x 2 )(2x)) B. 3(x 2
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Unformatted text preview: + 2/x) 2 (2x 2x-2 ) + 2(5x 3 2x 1/2 )(15x 2 x-1/2 ) C. 15x 2 + 4x [4(x 3 2x) 3 (3x 2 2)] D. None of the above 5. Using differentials, find dy if: 3x 2 y + 4sin(y) = 3x + 2 A. 6xy + 4cos(y) = 3dx B. dx(3 6xy) / 3x 2 + 4cos(y) C. -5sin(5x)(dx) + 3x + 4...
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This note was uploaded on 04/04/2009 for the course ENGL 015 taught by Professor Stjean,shawnr during the Fall '07 term at Pennsylvania State University, University Park.

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