Question

In which interval is the radical function f of x is equal to the square root of the quantity x squared minus 2 times x minus 24 end quantity increasing?

(7, ∞)
(–∞, –4] ∪ [6, ∞)
[–4, 6]
[6, ∞)

Answer 1

From the graph, the function √(x² - 2x - 24) is increasing over the interval [6, ∞)

What is an equation?

An equation is an expression that shows the relationship between two or more variables and numbers.

The graph of √(x² - 2x - 24) was plotted using the geogebra online graphing tool.

From the graph, the function √(x² - 2x - 24) is increasing over the interval [6, ∞)

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