State the value of the discriminant and the number of real solutions.4x2 - 4x + 1 = 0
A. -8, two
B. 0, one
C. 8, one
D. 8, two
Answer: B
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?
A. -74.15
B. 637.1
C. 13.51
D. 13.43
and 
, what is the value of w when
Find the inverse, if it exists, for the matrix.
A. 
B. 
C. 
D. The inverse does not exist.
Solve.A multiple birth is any birth with 2 or more children born. The birth rate is the number of births per 1000 women. In one country, the birth rate B of multiple births as a function of age a is given by the function 
for 
What are the independent and dependent variables?
A. The independent variable is age, a; the dependent variable is multiple birth rate, B B. The independent variable is age, a; the dependent variable is the number of children born C. The independent variable is multiple birth rate, B; the dependent variable is age, a D. The independent variable is birth rate; the dependent variable is multiple birth rate
Use the quadratic formula to solve the equation.x2 + 10x + 41 = 0
A. -9, -1 B. -5 - 16i, -5 + 16i C. -5 - 4i, -5 + 4i D. -5 + 4i