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Mathematics
Mathematics
Problem
Answer the following: (i) If
a
3
=
1728
a^{3}=1728
a
3
=
1728
, find the value of
a
a
a
. (ii) Using the value of
a
a
a
obtained in part (i), evaluate
S
=
a
2
+
3
a
S=a^{2}+3a
S
=
a
2
+
3
a
. (iii) Verify your answer in part (ii) by substituting
a
a
a
back into the expression.
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