Simplify the expression involving rational exponents.100-5/2
A. Not a real number
B. 
C. - 250
D. -100,000
Answer: B
Mathematics
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Perform the indicated operations.3
- 5
A. -1
B. -19
C. 19
D. 1
Mathematics
Two dice are thrown. Determine the number of ways the indicated score can be obtained.Between 7 and 10
A. 5 B. 8 C. 9 D. 14
Mathematics
Use a formula to solve the problem.What is the perimeter of a rectangle of length 15 ft and width 13 ft?
A. 56 ft B. 112 ft C. 28 ft D. 43 ft
Mathematics
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.9x + 6y = 126x - 2y = -4
A. {(-1, 3)} B. {(0, 2)} C. Cramer's rule does not apply since D = 0; ? D. {(0, 3)}
Mathematics