Simplify. Assume that variables can represent any real number.
A. 8?y? + 8
B. 8y + 8
C. ?8y + 8?
D. -8y - 8
Answer: C
Mathematics
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Write a mathematical expression for the word phrase.The ratio of -11 to 83
A. 
B. -11 + 83
C. -11(83)
D. 
Mathematics
Simplify the radical expression. Assume all variables represent positive real numbers.
A. 7x2
B. 567x
C. 9x
D. 9
Mathematics
Why does the computer meet the need in the following activity? ? Teaching a person to solve quadratic equations. ?
A. tutorial B. doesn't need a computer C. repetition D. easy to correct E. all of these choices
Mathematics
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = 5x
A. origin B. y-axis C. x-axis D. x-axis, y-axis, origin E. none
Mathematics