Evaluate the expression for the given replacement values. for x = 54, y = 0.9

A. 60
B. 6
C. 0.017
D. 1.667


Answer: A

Mathematics

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Solve the problem.Find the length of the curve y =  -  ln x, 2 ? x ? 4.

A. 3 +  
B.
C. 2 + ln 3
D. 3 + ln 2

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Solve the linear equation.15 + 3x - 11 = 10x - 16 - 5x

A. -10 B. -6 C. 6 D. 10

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Evaluate the following.tan-1(4.3) (Approximate to a hundredth of a radian.)

A. 1.34 B. 0.44 C. 2.29 D. 76.91

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The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the system, if it exists.

A. infinitely many solutions of the form x = 2 + 3z, y = 4 + z, z = z B. infinitely many solutions of the form x = 2 - 3z, y = 4 - z, z = z C. infinitely many solutions of the form x = 2 + 3z, y = 4 - z, z = z D. infinitely many solutions of the form x = 2 - 3z, y = 4 + z, z = z

Mathematics