Smallest number of terms needed questions.

[Bugandbear]

So an ap has a first term of 52 and a common difference of 2. What is the smallest number of terms needed for the sum to be over 1000?

Also second question..

A GP has a first term of 52 and a common ratio of 2. What is the smallest number of terms needed for the sum to be over 10^6?

 

[pka]

So an ap has a first term of 52 and a common difference of 2. What is the smallest number of terms needed for the sum to be over 1000?
Also second question..
A GP has a first term of 52 and a common ratio of 2. What is the smallest number of terms needed for the sum to be over 10^6?

We need to see your work in order to help you. What have you done?

 

[Dr.Peterson]

So an ap has a first term of 52 and a common difference of 2. What is the smallest number of terms needed for the sum to be over 1000?

Also second question..

A GP has a first term of 52 and a common ratio of 2. What is the smallest number of terms needed for the sum to be over 10^6?

In each case, write an expression for sum of n terms, and solve the resulting inequality. Please show us your work, and tell us what parts you are stuck on.