3 marksStandard
The first term of a geometric progression is 7 and the common ratio is 0.75. The progression converges. Find the sum to infinity of the progression.
- (a)[3]
Find the sum to infinity.
Work it out, then check it
Your working is checked step by step against the answer key, with method marks, units and carried-forward errors handled the way a mark scheme handles them.
Answer this and get it marked, freeFree account, no card. Three marked written answers a day on the free plan.