1)Use mathematical induction to prove thata+ar+ar^2+....+ar^n =ar^n+1-

1.	1)Use mathematical induction to prove thata+ar+ar^2+....+ar^n =ar^n+1-a/r-1where r! =1 and n>=0(Hint: first prove it is true for n =0 and n=1 both)
Answer» ANSWER: $5 { \frac{5225 \times \frac{ \gamma \beta }{?} }{?} }^{2} \times \frac{?}{?} .5464 \leqslant < 92 > = 344 \geqslant 344 - 4.4$

1)Use mathematical induction to prove thata+ar+ar^2+....+ar^n =ar^n+1-a/r-1where r! =1 and n>=0(Hint: first prove it is true for n =0 and n=1 both)

Answer»

$5 { \frac{5225 \times \frac{ \gamma \beta }{?} }{?} }^{2} \times \frac{?}{?} .5464 \leqslant < 92 > = 344 \geqslant 344 - 4.4$

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1)Use mathematical induction to prove thata+ar+ar^2+....+ar^n =ar^n+1-a/r-1where r! =1 and n>=0(Hint: first prove it is true for n =0 and n=1 both)​

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1)Use mathematical induction to prove thata+ar+ar^2+....+ar^n =ar^n+1-a/r-1where r! =1 and n>=0(Hint: first prove it is true for n =0 and n=1 both)