The graph shows the sales (in billions of dollars) for Apple Inc. for the years $2001$ through $2007$. (Source: Apple Inc.)

$(c)$ Interpret the meaning of the slope in part (b) in the context of the problem.

The graph shows the sales (in billions of dollars) for Apple Inc. in the years 2009 through 2015.

Find the slope of the line segment connecting the points for the years 2009 and 2015.

Utilisez une expression avec avoir selon le contexte.

J’ai envie de manger quelque chose.

Solve the inequality and graph the solution on the real number line.

$$x^2>2 x+8$$

The average weight of a male child’s brain is 970 grams at age 1 and 1270 grams at age 3. Use your model to estimate the average brain weight at age 2.

The average weight of a male child’s brain is 970 grams at age 1 and 1270 grams at age 3. Do you think your model could be used to determine the average brain weight of an adult? Explain.

The graph shows the sales (in billions of dollars) for Apple Inc. in the years 2004 through 2010. Interpret the meaning of the slope in the context of the problem.

From the list below, supply the words needed to complete the paragraph. Some words will not be used. paean, delete, oust, mendicant, cache, oscillate, palpable. In the late afternoon, Marvin opened the bottom drawer of his desk to reveal a[n] _____ of snack cakes and little bags of potato chips. He helped himself to a cream-filled cupcake as he perused old e-mail messages and _____ any old ones that were just taking up space on the computer's hard drive. A heavy fan _____ in the corner of the office, causing self-adhesive notes and thumb-tacked comic strips to flap around in the breeze every few seconds. Next to the fan was a tied trash bag full of empty aluminum soda cans for Joe, a[n] _____ who lived in the alley behind the magazine publisher. Joe, who chose the streets over shelters, inspired many people at the office, and he had no idea that Marvin's next article was going to be a[n] _____ to the homeless who have learned to sustain themselves despite their austere living conditions.

The graph shows the sales (in billions of dollars) for Apple Inc. for the years $2001$ through $2007$. (Source: Apple Inc.)

(b) Find the slope of the line segment connecting the points for the years $2001$ and $2007$.

From the list below, supply the words needed to complete the paragraph. Some words will not he used.

$$\begin{matrix} \text{paean} & \text{aphorism} & \text{affliction} & \text{impermeable}\\ \text{palpable} & \text{lax} & \text{daub}\\ \end{matrix}$$

Justin began to have second thoughts about his summer job when the temperature rose to ninety degrees. For the third day in a row, he stood on a flimsy ladder and ______ maroon paint onto the side of Mrs. Bailey's house. He wore no gloves today; yesterday, he discovered that the cheap cotton painter's gloves were not ______ when he removed them and found his hands stained maroon. To make matters worse, Mrs. Bailey frequently came outside to ensure that Justin hadn't become ______ n the job. The old ______, time flies when you're having fun," couldn't have been more applicable to Justin, because each ten-hour day of painting felt like an eternity. If hard work builds character, thought Justin, then he should have a[n] ______ amount of character after this job.

From the list below, supply the words needed to complete the paragraph. Some words will not be used. admonish, affliction, lax, imperturbable, delete, obeisance, oust. Everyone knew that Kiplar was an outsider when he failed to give _____ to the passing Queen. One of the royal escorts immediately spotted Kiplar and walked over to _____ him for his failure to show respect. "What is this _____ of yours that prevents you from taking a knee upon sight of our queen? Shall we _____ you from your sleepy village and see how you fare in a dungeon?" The guard's threat did not faze the _____ man. Kiplar, still standing, simply smiled.

From the list below, supply the words needed to complete the paragraph. Some words will not be used.

$$\begin{matrix} \text{admonish} & \text{affliction} & \text{lax} & \text{smug}\\ \text{delete} & \text{obeisance} & \text{oust}\\ \end{matrix}$$

Everyone knew that Kiplar was an outsider when he failed to give _____ to the passing queen. One of the royal escorts immediately spotted Kiplar and walked over to _______ him for his failure to show respect. "What is this _______ of yours that prevents you from taking a knee upon sight of our queen? Shall we _______ you from your sleepy village and see how you fare in a dungeon?" The guard's threat did not faze the ______ man Kiplar, still standing, simply smiled.

The graph shows the sales (in billions of dollars) for Apple Inc. for the years 2001 through 2007. (Source: Apple Inc.)

(a) Use the slopes of the line segments to determine the years in which the sales showed the greatest increase and the least increase.

The data below shows the average salaries for senior high school principals from 1996 through 2008.

Note: The salary is in dollars and let $6\leftrightarrow1996$.

Use the slopes of the line segments to determine the time periods in which the average salary increased the greatest and the least.