Use the quadratic formula to solve the equation.x2 - 
x = - 
A. {
, 
}
B. {
, 
}
C. 
D. 
Answer: B
Mathematics
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Evaluate.10a, for a = 10
A. 99 B. 100 C. 101 D. 20
Mathematics
Solve the problem.
Give the number of possible outcomes for spinning the spinner 2 times.
A. 64 B. 8 C. 4 D. 16
Mathematics
Provide an appropriate response.A student was trying to solve the problem 
. The student knew that he or she should set 
but was confused about whether or not he or she should set 
, or 4 = 0 and 
. How would you advise this student?
What will be an ideal response?
Mathematics
Write the sentence as a mathematical statement.Thirty-nine is not equal to negative thirty-nine.
A. 39 = -39 B. 39 ? -39 C. 39 ? -39 D. 39 ? -39
Mathematics