Math 1 NC Check In Review #1 2025

What is the slope of the linear function represented by the table of values below?

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(a)  

Solve the following equation for x.

$$3x-\left(2x-3\right)=2x+9$$

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(a)  

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The following exponential function describes the growth of a certain plant cell in t hours.

$$p\left(t\right)=2\left(4\right)^t$$

How many plant cells are there after 3 hours?

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(a)  

If $$f\left(x\right)=2\left(x-1\right)^2+4$$ , find $$f\left(4\right)$$

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(a)  

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The equation of the line parallel to  $$y=3x-6$$   and passing through the point is _____________  .

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Mr. Hanson recorded the typing speeds (in words per minute) of 25 students and their weeks of experience. The line of best fit for the data is $$y=4.4x+18.9$$ , where is the number of weeks of experience of a student and is the student’s typing speed. What is the meaning of the y-intercept for this set of data?

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Given the graph below, find the average rate of change over the interval x = -2 to x  = 1. 

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The table below shows the age and the value of a computer.

Which of these is the meaning of the slope of an equation for a line of best fit for these data?

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A function is graphed below:

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Which statement is true about the function on the interval $$-1<x\le2$$ ?

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According to the Woodlawn Park Zoo in Seattle, Washington, the average height in inches $$f\left(d\right)$$ of a baby giraffe during its first week can be described by the equation $$f(d)=1.2d+72,$$ where d is the number of days since it was born.

Which statement explains the meaning of the y-intercept? 

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