Simplify the expression.
2/3
A. 
B. 
C. - 
D. 
Answer: A
Mathematics
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Use the discriminant to determine the number of real solutions.(2 + 5x)2 = 0
A. Two real solutions B. One real solution C. No real solutions
Mathematics
Solve the polynomial equation.x3 + 4x2 + 49x + 196 = 0
A. x = -
, -
, 7i
B. x = -4, -7i, 7i
C. x = -4, 196i, 49i
D. x = -4, -
, -
Mathematics
Write a system of inequalities whose solution set is the region shown.
A. x ? 0, y ? 0, y ? 
x + 7, y ? 
x + 15
B. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 6
C. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 6
D. x ? 0, y ? 0, y ? - 
x + 7, y ? - 
x + 15
Mathematics
Use either the binomial theorem or Pascal's Triangle to expand the binomial.
5
A. -243 - 16875y - 3000y2 - 
y3 - 
y4 - 
y5
B. -243 + 135y - 30y2 + 
y3 - 
y4 + 
y5
C. 243 + 135y + 30y2 + 
y3 + 
y4 + 
y5
D. -243 - 135y + 30y2 - 
y3 + 
y4 - 
y5
Mathematics