By what method is the president inaugurated?

Show that each conjecture is false by finding a counterexample. Kennedy is the youngest U.S. president to be inaugurated.

$$\begin{matrix} \text{President} & \text{Age at Inauguration}\\ \text{Washington} & \text{57}\\ \text{T. Roosevelt} & \text{42}\\ \text{Truman} & \text{60}\\ \text{Kennedy} & \text{43}\\ \text{Clinton} & \text{46}\\ \end{matrix}$$

Evaluate the algebraic expression for the given value or values of the variables.

$$-7x-5; x=-4$$

Simplify using properties of exponents.

$$\left( 25 x ^ { 4 } y ^ { 6 } \right) ^ { \frac { 1 } { 2 } }$$

Fill in the blank in the sentence with the correct form of the passive tense of the verb using the infinitive in parentheses, then translate the sentence: Sumus felices: nos laqueis Hunorum non _____. (capere)

Solve the given systems of equations by Gaussian elimination. Use those that are indicated from Exercises 31-38. Exercise 38

What is the most likely mode of decay for each?

15C

Which of the following is an abiotic component? (a) an eagle, (b) a rock, (c) a tree, (d) a human, (e) a virus.

Find $\frac{d^{2} y}{d x^{2}},$ where $y=\left(x^{2}+4\right)\left(1-3 x^{3}\right)$.

Use graphing technology to sketch the curve traced out by the given vector-valued function. Determine whether the function is periodic; if so, name the period. $\mathbf{r}(t)=t \mathbf{i}+t \mathbf{j}+\left(2 t^{2}-1\right) \mathbf{k}$

If you turn on a coffee grinding machine sitting on a smooth tabletop, what do you expect it to do? (a) Start rotating in the same direction as the blades rotate (b) Start rotating in the direction opposite the blade rotation (c) Grind the coffee without any rotation of the machine

What does Johnson identify as "our challenge"?

Factor the expression completely. If an expression is prime, so indicate.

$$( 2 x - 1 ) ^ { 2 } + 4 ( 2 x - 1 ) + 4$$

How is a cell's potential growth affected by its ratio of surface area to volume.