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1.Relation and Function
easy
જો $\phi (x) = {a^x}$, તો ${\{ \phi (p)\} ^3} = . . .$
A
$\phi (3p)$
B
$3\phi (p)$
C
$6\phi (p)$
D
$2\phi (p)$
Solution
(a) $\phi \,(x) = {a^x}\, \Rightarrow \,\,\phi \,\,(p) = {a^p}$
$\therefore \,\,\,{[\phi \,(p)]^3} = {[{a^p}]^3} = {a^{3p}} = \phi \,(3p)$
Standard 12
Mathematics