Use the square root property to solve the equation. x2 = -225
A. {±15}
B. {15}
C. {±15i}
D. {112.5}
Answer: C
Mathematics
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Write the number in scientific notation.0.0000481
A. 4.81 × 104 B. 4.81 × 10-5 C. 4.81 × 10-4 D. 4.81 × 10-3
Mathematics
Solve the problem.Jack borrowed 
from his brother. Jack's brother wants 12 monthly payments of 
to repay the loan. How much extra is Jack's brother charging for the loan?
A. $1780 B. $0 C. $140 D. $1680
Mathematics
Let A = {1, 3, 5, 7}; B = {5, 6, 7, 8}; C = {5, 8}; 
and 
Determine whether the given statement is true or false.C ? D
A. True B. False
Mathematics
Simplify.[32 ÷ (-4)] ÷ 
A. - 10 B. -40 C. 10 D. 40
Mathematics