Question 4 • Precalculus
Write the function as y = −x/16 − 8, then interchange x and y: x = −y/16 − 8. Add 8 to both sides and multiply by −16 to solve for y, giving y = −16(x + 8). Therefore, the inverse is k⁻¹(x) = −16(x + 8), choice D.
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