Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = 2x2 - 4x + 5
A. x = -1
B. x = 3
C. x = 1
D. x = 2
Answer: C
Mathematics
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Use the FOIL method to multiply the binomials. Assume any variable exponents represent whole numbers.(x + 7y)(x + 2y)
A. x2 + 9xy + 14y2 B. x + 9xy + 14y C. x2 + 6xy + 14y2 D. x2 + 9xy + 9y2
Mathematics
Graph the linear equation using the point-plotting method using the given values of x. y = -3x - 4x = 0, x = 1, x = -1
A. 
B. 
C. 
D. 
Mathematics
Approximate the square root to three decimal places.
A. 21.564 B. 465.000 C. 21.561 D. 21.569
Mathematics
Decide whether the given replacement value is a solution of the given equation.Is - 
a solution to 4x = - 
?
A. Yes B. No
Mathematics