Find the absolute value.?-21?
A. 21
B. -21
C. 42
D. 0
Answer: A
Mathematics
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Rationalize the denominator. Then simplify your answer.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Find the equation of the line described, and express your answer in the specified form.Parallel to the line 8x + 9y = 5; passes through the point (4, -10); standard form
A. 4x + 9y = 5 B. 8x - 9y = -58 C. 9x + 8y = -10 D. 8x + 9y = -58
Mathematics
Provide an appropriate response.A number squared is four more than the opposite of three times the number. What is the number?
What will be an ideal response?
Mathematics
Solve by completing the square.x2 + 4x = 3
A. -1 ± 
B. -2 ± 2
C. -2 ± 
D. 2 + 
Mathematics