Simplify the expression.(-5)3
A. -125
B. -15
C. 125
D. 15
Answer: A
Mathematics
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Construct the transition matrix that represents the data.If it snows today, there is a 70 percent chance of snow tomorrow; however if it does not snow today, there is a 40 percent chance that it will not snow tomorrow.
A. 
B. 
C. 
D. 
Mathematics
Write the quadratic function in vertex form.y = x2 + 4x + 7
A. y = (x - 2)2 + 3 B. y = (x + 2)2 + 3 C. y = (x + 2)2 - 3 D. y = (x - 2)2 - 3
Mathematics
Find the sum.-10 + 21
A. -11 B. -31 C. 11 D. 31
Mathematics
Use the square root property to solve the quadratic equation.3x2 = 11
A. 
B. ± 
C. 
D. ± 
Mathematics