Use a graphing calculator to graph the ellipse.
x2 + 
y2 = 
A. y = ±
B. y = ±
C. y = ±
D. y = ±
Answer: D
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Translate the English expression into an algebraic expression. Use x to represent the unknown number.The square root of a number
A. x2
B. 2x
C. x + x
D. 
Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. x-intercepts: (-4, 0) and (4, 0) , y-intercept: 
B. x-intercepts: (-4, 0) and (4, 0) , y-intercept: 
C. x-intercept: (0, 0) , y-intercept: (0, 0) ;
D. x-intercept: (0, 0) , y-intercept: (0, 0) ;
Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.x2 + 2xy - 15y2
A. (x - 5y)(x + y) B. (x - 5y)(x + 3y) C. (x + 5y)(x - 3y) D. irreducible
Find the remaining zeros of a polynomial with real coefficients and having the specified degree and zeros.Degree 3; zeros: 5, 2 - i
A. 2 + i B. -2 + i C. -5 D. no other zeros