1. Here are several function rules. Calculate the output for each rule when you use −6 as the input. 2. Why can't you calculate the output for rule 6 when the input is −6? Explain.

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The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)