Write an expression that gives all solutions to the equation.



A.
B.
C.
D.
E.


Answer: A

Mathematics

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Gastric juice has a hydrogen ion concentration of 0.13 mol/L. What is the pH of gastric juice?

A. 0.89 B. 0.13 C. 1.35 D. 4.69 × 10-14

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Convert the polar equation to a rectangular equation. Then determine the graph's slope and y-intercept.r sin  = 8

A. y = -x + 8; slope: -1; y-intercept: 8
B. y = -x - 8; slope: -1; y-intercept: - 8
C. y = x + 8; slope: 1; y-intercept: 8
D. y = x - 8; slope: 1; y-intercept: - 8

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Use a graphing calculator to find the coordinates of the turning points of the graph of the polynomial function in the indicated domain interval. Give answers to the nearest hundredth.f(x) = -x4 + 29x2 - 100; [3, 4]

A. (-4, 110.25) B. (5, 887.50) C. (3.81, 110.25) D. (0, 100)

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Find the inverse of the function.f(x) = log(x + 5)

A. f-1(x) = 10x - 5 B. f-1(x) = 10x - 5 C. f-1(x) = x - 5 D. f-1(x) = 10x + 5

Mathematics