Eighth Grade Common Core Lesson 8.F.A.2 Study the graphs of two - - PDF document

8.F.A.2 Eighth Grade Common Core Lesson

Study the graphs of two linear equations. Which line has the smaller slope?

Study the graphs of two linear equations.

The blue line.

Which line has the smaller slope? Study the graphs of two linear equations.

Which line has the smaller y­intercept?

Study the graphs of two linear equations.

Which line has the smaller y­intercept? The green line.

Study the tables of two linear functions.

x y

1 2 2 4 3 6 4 8

x y

1 3 2 6 3 9 4 12

Circle the function that has the smaller slope.

Study the tables of two linear functions.

x y

1 2 2 4 3 6 4 8

x y

1 3 2 6 3 9 4 12

Circle the function that has the smaller slope.

Study the tables of two linear functions.

x y

­3 14 ­2 10 ­1 6 2

x y

­2 ­5 ­1 ­2 1 1 4

Circle the function that has the smaller y­intercept.

Study the tables of two linear functions.

x y

­3 14 ­2 10 ­1 6 2

x y

­2 ­5 ­1 ­2 1 1 4

Circle the function that has the smaller y­intercept.

Compare the graph with the linear equation.

Which has the smaller slope?

y = 1

2 x

Which has the smaller slope?

y = 1

2 x

Compare the graph with the linear equation. Compare the graph with the linear equation.

Which has the smaller y­intercept?

y = 4x – 2

Which has the smaller y­intercept?

y = 4x – 2

Compare the graph with the linear equation. The table and the graph both show linear functions.

Which function has the smaller slope?

x y

­1 ­3 2 1 7 2 12

The table and the graph both show linear functions.

Which function has the smaller slope?

x y

­1 ­3 2 1 7 2 12

The table and the graph both show linear functions.

Which function has the smaller y­intercept?

x y

­1 1 6 1 11 2 16

The table and the graph both show linear functions.

Which function has the smaller y­intercept?

x y

­1 1 6 1 11 2 16

Which function has the smaller slope?

Both the graph and word problem are linear functions.

Hillary had played computer games for three days already. She plays for 60 minutes a day.

Which function has the smaller slope?

Both the graph and word problem are linear functions.

Hillary had played computer games for three days already. She plays for 60 minutes a day.

y = 5x + 19

x y

­1 ­5 2 1 9 2 16

The table and the equation show linear functions.

Which function has the smaller slope?

y = 5x + 19

x y

­1 ­5 2 1 9 2 16

The table and the equation show linear functions.

Which function has the smaller slope?

The word problem and the equation show linear functions.

Which function has the smaller slope?

y = 15x + 7 For every hour of sunlight the sunflower gets, it grows 1.5 cm.

The table and the expression show linear functions.

Which function has the smaller slope?

y = 15x + 7 For every hour of sunlight the sunflower gets, it grows 1.5 cm.

Which description of a linear function has the smaller slope?

Gio gives his dog a flea bath and counts the number of fleas. On day 1 there 56 fleas. Every day, there were 7 fewer fleas until day 8 when he found 0. Marco has a box of dog treats with 150 treats in it. He feeds his dog 3 treats a day.

Which description of a linear function has the smaller slope?

Gio gives his dog a flea bath and counts the number of fleas. On day 1 there 56 fleas. Every day, there were 7 fewer fleas until day 8 when he found 0. Marco has a box of dog treats with 150 treats in it. He feeds his dog 3 treats a day.