The function pi in maple can be used by simply typing "pi" into the maple command prompt. This will return the numerical value of pi, which is approximately 3.14159.
Yes, you can use the function pi in maple to calculate the circumference of a circle. The formula for calculating the circumference of a circle is C = 2πr, where r is the radius. You can input this formula into maple, replacing "π" with "pi", and it will calculate the circumference for you.
To find the area of a circle using the function pi in maple, you can input the formula A = πr², where r is the radius. Maple will calculate the area for you, using the numerical value of pi.
No, the numerical value of pi in maple is not exact. It is an approximation of the true value of pi, which is an irrational number with an infinite number of decimal places. However, the numerical value in maple is accurate enough for most calculations.
Yes, you can change the numerical value of pi in maple by using the "evalf" command. This allows you to specify the number of decimal places you want to use for pi. For example, "evalf(pi, 20)" would return the value of pi with 20 decimal places.