Find the domain of the variable in the equation. Write the answer in interval notation.
= 
A. (-?, -4) ? (8, ?)
B. (-?, 4) ? (4, 8) ? (8, ?)
C. (-?, -4) ? (-4, 8) ? (8, ?)
D. (-4, 8) ? (8, ?)
Answer: C
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Determine whether the number is divisible by 2, 3, 4, 5, 6, 8, 9, and/or 10.10,947
A. 9 B. 3, 9 C. 3 D. 2, 3, 9
Substitute to find the value of the expression.The area of a triangle with base b and height h is given by the formula A = 
bh. Find the area of a triangle when the base is 8.7 centimeters and the height is 5.0 centimeters.
A. 0.87 cm2 B. 43.5 cm2 C. 21.75 cm2 D. 17.4 cm2
Graph the inequality on a number line. Then write the solution in interval notation.-5 < x < -1
A. (-5, -1]
B. [-5, -1]
C. [-5, -1)
D. (-5, -1)
Solve the problem.Sarah has a collection of marbles. She notices that if she borrows 4 marbles from a friend, then she can arrange the marbles in rows of 13 each. What is the remainder when she divides her original number of marbles by 13?
A. 8 B. 7 C. 9 D. 10