Completing The Square Answers

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This parabola has x-intercepts,

Answer:

representing the times when the dolphin's height above water is feet.

Answer:

There to this equation, representing the number of seconds elapsed between the dolphin exiting and reentering the water.

are two real solutions

are two complex solutions

is one real solution

Simplify

Answer:

0.25

Use a calculator to estimate the value. Round to the nearest hundreth.

-2.94

-0.94

3.87

Simplify with negative radicands in terms of i:

-1/3i

5/6 + 7i/6

5/6 - 7i/6

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