If f-x- - 2x - 1- what is f-3- 5-7-5-7-

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Value of a polynomial

If f(x) = 2x ...

Question

If f(x) = 2x + 1, what is f(-3)?

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f (x) = \{\begin{matrix} 1, & i f x \leq 3 \\ a x + b, & i f 3 < x < 5 \\ 7, & i f x \geq 5 \end{matrix}

If f(x) =2x - 1 , what is f(-5)

f (x) = \frac{2 x}{5} + \frac{7}{3}

f^{- 1} (x)

f : [- 7, 6) \to R

f (x) = ⎧ ⎪ ⎨ ⎪ ⎩ \begin{matrix} x^{2} + 2 x + 1; & - 7 \leq x < - 5 x + 5; & - 5 \leq x \leq 2 x - 1; & 2 < x < 6 \end{matrix}

2 f (- 4) + 3 f (2)

f (- 7) - f (- 3)

\frac{4 f (- 3) + 2 f (4)}{f (- 6) - 3 f (1)}

f : [- 7, 6) \to R

f (x) = x^{2} + 2 x + 1

- 7 \leq x < - 5

x + 5

- 5 \leq x \leq 2

x - 1

2 < x < 6

(a) f (- 7) - f (- 3)

(b) \frac{4 f (- 3) + 2 f (4)}{f (- 6) - 3 f (1)}

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