Answer Happy

don't give the copy or wrong answer from others don't answer ifyou're not sure it's the correct one! thanks
Problem #4. Solve the following recurrence exactly for n a power of 2. if n = 1 T(n)= Problem #5. 1 T(n)= 4T(n/2) + n Solve the following recurrence exactly for n a power of 2. if n = 1 otherwise 1 2T(n/2) + log n otherwise
Problem #1. Solve the following recurrence exactly. t(n) = 9n^2 - 15n+ 106 t(n-1) + 2t(n-2) - 2t(n-3) if n = 0, 1 or 2 otherwise