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# Tag: Algebra 1

### Algebra 1 PARCC question: predict from data

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You can find the average of a set of data and use it to model the behavior of a system that is under investigation in the real world.

### Algebra 1 PARCC question: complete the square

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We complete the square here, to solve a quadratic equation. Also, the question provides some useful tips about the solutions to quadratic equations.

### Algebra 1 PARCC question: proof of slope

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A quick proof by induction and then minor examples allow you to test the hypothesis that the slope of a line is constant over the whole line.

### Algebra 1 PARCC question: area of rug equation

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Using an equation to determine the area of a rug requires you to manipulate a small mathematical model. More equation editor problems.

### Algebra 1 PARCC question: build function

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Functions that model a situation can determine how many tickets you need to sell or how many hours you need to work to buy tickets.

### Algebra 1 PARCC question: rational-irrational

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When multiplying rational and irrational numbers, what do you get as a product? Well, it's not such a straightforward answer.

### Algebra 1 PARCC question: factor to solve

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You should be able to factoring a quadratic expression by the time you finish algebra 1. Drop-down menus limit your options on the test.

### Algebra 1 PARCC question: table rate of change

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The average rate of change can be calculated for a linear relationship between 2 quantities using a table of values.

### Algebra 1 PARCC question: graph of function

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The graph of a quadratic function is continuous; the domain is all real numbers, except in a few very special circumstances.

### Algebra 1 PARCC question: rewrite formula

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The PARCC test in algebra 1 will require you to be able to rewrite formulas by algebraically rearranging them to solve for the variable of interest.