Asked by Tracy

P dollars is invested at annual interest rate r for 1year If the interest is compounded semiannually then the polynomial P(1+r/2)^2 represents the value of the investment after 1 year. rewrite the expressions without parentheses evaluate the polynomial if P=5670 and r=3.5%
Answered by Reiny
looks like you have to do ...

5670(1.0175)^2

Answered by Tracy
still confused
Answered by Ms. Sue
What part of Reiny's answer don't you understand?

Answered by Tracy
In order for me to understand I need step by step explanations.
Answered by Ms. Sue
5670(1.0175)^2

1. Multiply: 5670(1.0175)

2. Square the product.

Answered by Reiny
actually the squaring of 1.0175 has to be done first

5670(1.0175)^2
= 5670(1.03530625
= = $5870.19 , assuming it is in dollars
Answered by Ms. Sue
Thanks.
I forgot PEMDAS.
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