Evaluate the expression and write the result in the form a + bi.  figure 1.png)
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(e) 3 + i
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Give the ordered pairs that correspond to the points labeled in the figure.
A. C = (-3, 2), D = (2, -6) B. C = (-3, -6), D = (2, -6) C. C = (-3, 2), D = (-6, 2) D. C = (2, 10), D = (-6, 2)
Use absolute value to determine which of the pair of financial quantities is larger.A co-worker owes you: $320Gym membership dues: -$260
A. -$260 B. $320
Solve the problem.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by 
where x represents the concentration of the hydrogen ions in the solution in moles per liter. Find the hydrogen ion concentration if the 
A. 2.51 x 10-3 B. 3.98 x 10-3 C. 2.51 x 10-2 D. 3.98 x 10-2
Evaluate the function at the indicated value.Find f(-2) when f(x) = 
.
A. 2
B. 
C. - 4
D. - 10