Algebra 1 | Unit 6 | Lesson 9: Standard Form and Factored Form | Practice Problems

Write each quadratic expression in standard form.

Which quadratic expression is written in standard form?

• A: The football is thrown from ground level.

• B: The football is thrown from 6 feet off the ground.

What is the average rate of change for the substance during the 10-year period? Is the average rate of change a good measure for the change in the radioactive substance during these 10 years? Explain how you know.

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Each day after an outbreak of a new strain of the flu virus, a public health scientist receives a report of the number of new cases of the flu reported by area hospitals. Would a linear or exponential model be more appropriate for this data? Explain how you know.