we know the series from n=0 to infinity of c(sub n)*3^n converges

1. TRUE OR FALSE
the series from n=0 to infinity of c(sub n)*2^n must converge

2. TRUE OR FALSE
The series from n=0 to infinity of c(sub n)*4^n must converge

3. TRUE OR FALSE
the series from n=0 to infinity of c(sub n) must converge

MY ANSWERS I WANT CHECKED
1-true
2-false
3-true

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