Solve the exponential equation. For irrational solutions, round to four decimal places.3x = 25
A. {0.3413}
B. {2.9299}
C. {8.3333}
D. {2.1203}
Answer: B
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Find an upper bound for the magnitude |E| of the error in the approximation f(x, y) ? L(x, y) at the given point over the given region R.
at 
; R: |x - 2| ? 0.2, |y - 1| ? 0.2
A. |E| ? 27.8784 B. |E| ? 21.8388 C. |E| ? 15.2064 D. |E| ? 21.5424
Solve the problem.The surface area of a hollow cylinder (tube) is given by 
where h is the length of the cylinder and R1 and R2 are the outer and inner radii. If h, R1, and R2 are measured to be 4 inches, 5 inches, and 8 inches respectively, and if these measurements are accurate to within 0.1 inches, estimate the maximum possible error in computing S.
A. 13.82 B. 20.11 C. 16.96 D. 10.68
Determine whether the ordered pair given is a solution of the linear inequality in two variables.y ? -x; (15, -15)
A. Yes B. No
Simplify.-(-5x4 - 7x3 - x2 + 2.6)
A. 5x4 - 7x3 + x2 - 2.6 B. 5x4 + 7x3 + x2 - 2.6 C. -5x4 - 7x3 - x2 + 2.6 D. 5x4 - 7x3 - x2 + 2.6