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Evaluate exponential functions

Year 12 maths · Fieldbook Learning

Name ______________________ Date __________

Work out the power first, then multiply.

f(x) = −3·5^x. Find f(1).
f(x) = −3·3^x. Find f(4).
f(x) = −2·4^x. Find f(4).
f(x) = 5·2^x. Find f(5).
f(x) = −4·2^x. Find f(2).
f(x) = 2·4^x. Find f(3).
f(x) = −3·5^x. Find f(2).
f(x) = 5·10^x. Find f(4).
f(x) = 1·10^x. Find f(1).
f(x) = 2·5^x. Find f(5).
f(x) = 4·2^x. Find f(4).
f(x) = −4·5^x. Find f(5).
f(x) = −2·2^x. Find f(4).
f(x) = −3·2^x. Find f(4).
f(x) = 3·5^x. Find f(3).
f(x) = −3·5^x. Find f(5).
f(x) = −5·5^x. Find f(2).
f(x) = −5·4^x. Find f(5).
f(x) = 1·4^x. Find f(4).
f(x) = −2·4^x. Find f(5).

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Answer key: Evaluate exponential functions

-15
-243
-512
160
-16
128
-75
50000
10
6250
64
-12500
-32
-48
375
-9375
-125
-5120
256
-2048