Exponentials

Hong Kong

Stage 4 - Stage 5

Answer the following.

a

Determine the $y$`y`-intercept of $y=2^x$`y`=2`x`.

b

Hence or otherwise determine the $y$`y`-intercept of $y=2^x-2$`y`=2`x`−2.

c

Determine the horizontal asymptote of $y=2^x$`y`=2`x`.

d

Hence or otherwise determine the horizontal asymptote of $y=2^x-2$`y`=2`x`−2.

Easy

Approx 2 minutes

Consider a graph of $y=5^x$`y`=5`x`.

Consider a graph of $y=4^x$`y`=4`x`.

Consider a graph of $y=3^x$`y`=3`x`.

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