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Alg 1 FOCUS Day 76

Last updated 6 months ago

6 questions

1

1

1

1

1

1

Question 1

1.

Determine the line of best fit given the table below.

y = 3.5x + 5.8

y = 5.8x + 3.5

y = -3.5x + 5.8

y = 3.5x - 5.8

Question 2

2.

The table shows the height of a ball thrown in the air in seconds. Based on the quadratic curve of best fit, predict the height at 3.5 seconds.

72.3 meters

67.6 meters

59.7 meters

56.5 meters

Question 3

3.

Determine the roots of

{-5/2, 3}

{-2/5, 3}

{0, -15}

{5/2, -3}

Question 4

4.

Determine the domain and range of the graph:

Domain: all real numbers
Range: all real numbers less than or equal to -3

Domain: all real numbers greater than or equal to -3
Range: all real numbers

Domain: all real numbers
Range: all real numbers greater than or equal to -3

Domain: all real numbers less than or equal to -3
Range: all real numbers

Question 5

5.

Determine how many zeros that below function has:

No zeros

One zero

Two zeros

Three zeros

Question 6

6.

Determine the y-intercept of

(0, 3)

(9, 0)

(3, 0)

(0, 9)