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The area of a circle increases at a rate of 1 cm2/s. a. How fast is the radius changing when the radius is 3 cm ? b. How
Posted: Thu Jul 14, 2022 4:41 pm
by answerhappygod
- The Area Of A Circle Increases At A Rate Of 1 Cm2 S A How Fast Is The Radius Changing When The Radius Is 3 Cm B How 1 (87.92 KiB) Viewed 36 times
The area of a circle increases at a rate of 1 cm2/s. a. How fast is the radius changing when the radius is 3 cm ? b. How fast is the radius changing when the circumference is 2 cm ? a. Write an equation relating the area of a circle, A, and the radius of the circle, r. (Type an exact answer, using π as needed.) Differentiate both sides of the equation with respect to t. dtdA=()dtdr (Type an exact answer, using π as needed.) When the radius is 3 cm, the radius is changing at a rate of (Type an exact answer, using π as needed.) b. When the circumference is 2 cm, the radius is changing at a rate of (Type an exact answer, using π as needed.)