6. Consider a rectangle where the sides are changing but the area is always 100 m2. If one side changes at the rate of 3 m/s, when that side is 20 m long, how fast is the other side changing? (01 1 (X)'1 etslubiso of evilevneb nd -3 x2-1 1 - dx 7b. Find the average value of f(x) = x3 + 1 the interval [0, 2] and find all values C that satisfy the Mean Value Theore wol-. sverige arlf jo eviber erdt en everlyfor Integrals. er sverige s to employ SA = 1 nedw euiber art of foegeearliw pipnerio sterige ant to emulows