Solve. Round your results to four decimal places.Use the Euler method with dx = 0.2 to estimate y(3) if y' = -y/x and y(2) = 4. What is the exact value of 
A. y ? 2.3158, exact value is 4.0000
B. y ? 2.5714, exact value is 2.0000
C. y ? 1.4737, exact value is 8.0000
D. y ? 1.0526, exact value is 1.5000
Answer: B
Mathematics
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Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 3x + 5y = -10-3x - 6y = 9
A. (1, -5) B. (5, -1) C. (-1, 5) D. (-5, 1)
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Solve the equation.5(x + 4) + 38 = 7x - 2(x - 1)
A. 36 B. 40 C. all real numbers D. no solution
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Complete.4.6 L = mL
A. 460 B. 0.46 C. 4600 D. 0.0046
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Factor the difference of squares.(2x + 1)2 - y2
A. (2x + 1 + y)(2x - 1 - y) B. (2x + 1 + y)(2x + 1 - y) C. (2x - 1 + y)(2x - 1 - y) D. Prime
Mathematics