Mathematics for IGCSE & O level - Sketching Curves (Section 4 - No. 39)
Which is a characteristic of \(y = 2^{-x}\) compared to \(y = 2^x\)?
Reflected over the y-axis
Reflected over the x-axis
Shifted right
Shifted left
Vysvětlení
A negative x is a reflection over the y-axis.