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Year 10 Maths - 10A Indices and Surds

Graphs of Exponentials

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Question 1
44101

Find the coordinates on the graph \(y=5^x\), where

i) \(x=-1\)
ii) \(y=25\)

Part a:
A.
\((-1,5)\)
B.
\((1,\dfrac{1}{5})\)
C.
\((-1,\dfrac{1}{5})\)
Correct
D.
\((-5,-1)\)
Part b:
A.
\((25,2)\)
B.
\((5,25)\)
C.
\((2,32)\)
D.
\((2,25)\)
Correct

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