11/17 - 11/18 - FUNCTIONS

$-75$

$-3$

$3$

$75$

$384

$416

$576

$896

$f(d) = 685 - 50 - 15d$

$f(d) = 685 + 50 + 15d$

$f(d) = 15(d - 50) + 685$

$f(d) = 15d(685 + 50)$

32

2

-12

-22

$x \geq \frac{3}{7}$

$x \geq \frac{7}{3}$

$x \geq 3$

$x \geq 7$

$x \leq 2$

$x \geq 1$

$x \geq -4$

all real numbers

11 lawns

14 lawns

17 lawns

20 lawns

40

30

5

0

${-60, 0, 2, 4, 6}$

${-2, 0, 2, 4, 6}$

${0, 2, 6, 12, 20}$

${0, 2, 4, 6, 12}$

$x \geq 0$

$x \leq 4$

$0 \leq x \leq 4$

all real numbers

The domain of the function includes all real numbers.

The domain of the function includes all real numbers where $p \leq 45$.

The domain of the function includes all whole numbers where $p \geq 0$.

The domain of the function includes all whole numbers where $0 \leq p \leq 11$.

all real numbers

only integers from $-2$ to $4$

only real numbers from $-5$ to $5$

only whole numbers

all integers less than or equal to 5,000

all multiples of 1.25 less than or equal to 5,000

all integers between 0 and 5,000 inclusively

all non-negative real numbers less than or equal to 5,000

$-3 < x < 4$

$-3 \leq x \leq 4$

$-5 < x < 5$

$-5 \leq x \leq 5$

all integers

all rational numbers

all real numbers

all whole numbers

0 to 4 years

4 to 10 years

10 to 13 years

13 to 20 years

$0.2775$ inch per week

$1.11$ inches per week

$1.8875$ inches per week

$3.775$ inches per week

Over 8 months, the population decreased by 34 crabs per month, on average.

Over 8 months, the population increased by 34 crabs per month, on average.

From Month 0 to Month 4, the population decreased by 136 crabs per month.

From Month 5 to Month 8, the population increased by about 100 crabs per month.