SOLUTION: Please help! I do not know what number pi is. The area of a circle is found by multiplying the constant by the square of the circle's radius: A = pir2. A certain circle has an

Question 860942: Please help! I do not know what number pi is.
The area of a circle is found by multiplying the constant by the square of the circle's radius: A = pir2. A certain circle has an area of pia2 - pi2a + . Factor the trinomial to find the radius of the circle.

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
You're missing a term after the "+" sign (pia2 - pi2a + .).
Use the caret ^ to denote exponentiation.
pi*a^2-pi^2*a+...

Please repost with the additional information.
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