Solve the problem.pH = -log10[H+] Find the pH if the [H+] = 3.9 x 10-8.
A. 7.41
B. 8.41
C. 7.59
D. 8.59
Answer: A
Mathematics
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Complete the ordered pair for the equation.y = -x + 7(3, )
A. (3, 3) B. (3, -4) C. (3, 4) D. (3, 12)
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Write the ordered pair for each point shown in the xy plane.
A. A = (5, 3), B = (-4, 2) B. A = (5, 2), B = (3, 2) C. A = (5, 3), B = (2, -4) D. A = (3, 26), B = (2, -4)
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Divide, if possible. Write the answer in simplest form.44 ÷ 
A. 
B. 13
C. 12
D. 11
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The following table contains information about moons orbiting a planet named Geo I. Use the table to solve the problem.
What is the time of revolution around Geo 1 of the moon Luna 4?
A. 87.78 years B. 726 years C. 34.09 years D. 1.54 years
Mathematics