Use algebra tiles to rewrite each relation in the form $y = a ( x - h ) ^ { 2 } + k$ by completing the square.

$$\begin{array} { l } a) { y = x ^ { 2 } + 2 x + 5 } \\ b) { y = x ^ { 2 } + 4 x + 7 } \\ c) { y = x ^ { 2 } + 6 x + 3 } \end{array}$$

A particle moves according to a law of motion s=f(t), t>=0, where is measured t in seconds and s in feet. When is the particle speeding up? When is it slowing down?

Rewrite each expression without absolute value bars. $| 1 - \sqrt { 15 } |$

If f(x)=

$$x^2$$

-1 and g(x)=

$$\sqrt { x + 1 }$$

, find each of the following. g(3)

If the R chart and $\overline x$ chart both showed that the process of manufacturing aircraft altimeters is within statistical control, can we conclude that the altimeters satisfy the Federal Aviation Administration requirement of having errors of no more than 40 ft when tested at an altitude of 6000 ft?

List all of the numbers in the set $\left\{ 4 , \sqrt { 7 } , - 5 , \frac { 1 } { 2 } , 0 . \overline { 31 } , 0,0.2 , \sqrt { 12 } \right\}$ that are a. natural numbers. b. Whole numbers c. integers. d. rarional numbers. e. irrational numbers. f. real numbers.

What is the difference between chlorofluorocarbons and hydrofluorocarbons?

Grammar Use...+... to say what you or others have just finished doing.

Find dy/dx.

$$4 x^{2}-16 y^{2}=64$$

True/False. A static method may use instance variables in the same class.

Solve inequality $24d \leq 6$ and graph the solutions

Find the value of the expression.

$$- | 1 . \overline { 27 } |$$

In 1984, what exactly is a telescreen?

Choose the correct term to complete each sentence. The linear equation y − 3 = 4(x + 5) is in _____ form.