Sketch a graph of the following: y = x2 – 1.
Answer
Sketch a graph of the following: y = x2 + 3.
Sketch a graph of the following: y = -x2 + 3.
Sketch a graph of the following: y = -x2 – 1.
For the following graph of a quadratic polynomial, find the roots of the polynomial, if any exist.
No roots.
The only root is x = 0.
The roots are x = -1 and x = 5.
The roots are x = 3 and x = 6.
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