Spiral Review (S2 Week 4)

Front

What is a valid solution for the system of equations?

Back

A valid solution is a point that satisfies all equations in the system. For example, (-2, -8) is a valid solution.

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Back

This function models the height of a projectile in feet after t seconds.

Front

How do you determine when a projectile lands back on the ground using the height function?

Back

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Back

This function models the population of a town t years after 2007, indicating a decay in population.

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Back

The decay rate of the population is 5%.

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Back

The maximum height can be found using the vertex form of the quadratic function. The maximum height is 24.

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Back

Front

What is the vertex form of a quadratic function?

Back

Front

How do you find the vertex of a quadratic function given in standard form?

Back

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Back

The coefficient determines the direction of the parabola: if positive, it opens upwards; if negative, it opens downwards.