Simplify the expression. Assume that all variables are positive when they appear.
A. 2x2y
B. 28xy
C. 4x2y
D. 2x4y2
Answer: A
Mathematics
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Solve the rational equation.
- 
= 
A. 
B. -10
C. 10
D. 50
Mathematics
Simplify the expression by combining like terms if possible.10x - 9 - 4x - 5
A. 6x - 14 B. -6x - 4 C. -6x - 14 D. 6x - 4
Mathematics
Find the exact value of y, or state that y is undefined.y = csc-1 (-2)
A. 
B. 
C. - 
D. - 
Mathematics
Which of the following is the correct count, in base two, of the numbers from 6 to 10?? ?
A. ?110 111 1000 1001 1010 B. 111 1000 1001 1010 1011 C. ?1000 1001 1010 1011 1100 D. 1001 1010 1011 1100 1101 E. ?1010 1011 1100 1101 1110
Mathematics