Solve the system of equations.12x2 + y2 = 11x2 + y2 = 1
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the equation.f(x) = 2x2 + 2x + 2
A. 
B. 
C. 
D. 
Mathematics
Let 
. Find 
.
?
A. 
B. 
C. 
D. 
Mathematics
Determine the upper and lower bounds on the zeros of the given function.F(x) = 2x3 - 3x2 - 4x + 4
A. upper bound: 3; lower bound: -1 B. upper bound: 3; lower bound: -3 C. upper bound: 3; lower bound: -2 D. upper bound: 2; lower bound: -3
Mathematics
Solve the problem by combining like terms.Find the perimeter of a square with sides of length 
A. 4x - 7 B. 4x - 28 C. x - 28 D. x2 + 49
Mathematics