Question

What does the transformation $f(x) \mapsto 4f(x)$ do to the graph of $f(x)$? shrinks it vertically reflects it across the y-axis stretches it vertically reflects it across the x-axis

          What does the transformation $f(x) \mapsto 4f(x)$ do to the graph of $f(x)$?
shrinks it vertically
reflects it across the y-axis
stretches it vertically
reflects it across the x-axis

What does the transformation f(x) ↦ 4f(x) do to the graph of f(x)?
shrinks it vertically
reflects it across the y-axis
stretches it vertically
reflects it across the x-axis

Added by Roy B.

Elementary and Intermediate Algebra

Alan S. Tussy, R. David Gustafson 5th Edition

Instant Answer

Solved by Expert Jill Tolbert

Step 1

The transformation is f(x) → 4f(x), which means we're multiplying the function value by 4 at every point. Show more…

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What does the transformation f(x) 4f(x) do to the graph of f(x)? shrinks it vertically reflects it across the Y-axis stretches it vertically reflects it across the X-axis