Question

2 -¹ + 2¹ + 2⁰

please answer​

Answer 1

Required Answer :-

${\sf{:\implies 2 ^{ - 1} + {2}^{1} + {2}^{0} }}$

${\sf{:\implies \dfrac{1}{2 ^{ 1} } + {2}^{1} + {2}^{0} }}$

${\sf{:\implies \dfrac{1}{2 } + {2}+ 1 }}$

${\sf{:\implies \dfrac{1 + 4 + 2}{2}}}$

${\sf{:\implies \dfrac{7}{2}}}$

${\sf{:\implies \blue{ \bold{3.5 }}}}$