Follow the proper order of operations to evaluate the following.22 - [7 - (4 - 7)] + (2 - 4)3
A. -20
B. 26
C. 20
D. 4
Answer: D
Mathematics
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Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression.
A. x + 6, x ? 6
B. 
, x ? 6
C. x - 6, x ? 6
D. 
, x ? -6
Mathematics
Provide an appropriate response.In the linear equation, y = mx + b, b is the 
of the equation.
A. domain B. x-intercept C. y-intercept D. slope
Mathematics
Evaluate.Given that log x = 4 and log y = 2, find log xy4.
A. 12 B. 24 C. 32 D. 64
Mathematics
The histogram shows the scores of each participant in a game from a total of 100 participants. 
How many more participants scored 40-59 than 20-39?
A. 22 participants B. 13 participants C. 9 participants D. 10 participants
Mathematics