Question

find the 3rd term of G.p if a1= 2 and r=4​

Answer 1

$\huge{\mathcal{\blue{\underline{Answer}}}}$

$\alpha _{n} = \alpha r {}^{n - 1} \\ \alpha _{3} = (2)(4) {}^{3 - 1} \\ \alpha _{3} = (2)(4) {}^{2} \\ \alpha _{3} = 2(16)$

3rd term of the Gp is

$\huge{\mathcal{\blue{\underline{32}}}}$