00:01
Amber deposited $1 ,100 at the end of every month into an rrsp for nine years.
00:06
The interest rate earned was 4 .5 % compounded semi -annually for the first four years, and changed to 4 .75 % compounded monthly for the next five years.
00:18
What was the accumulated value of the rrsp at the end of nine years? first, we need to start with the interest formula.
00:26
A is equal to p times 1 plus r over n, and that's to the power of n times t.
00:32
And what i've done is i've separated this already into two parts.
00:36
The one with all the ones, the one subscripts, that's our first part.
00:41
That's where we have an interest rate of 4 .5.
00:45
Here are 1, compounded semi -annually, n is equal to 2.
00:50
And it's for the first four years, t is equal to 4...