2. Consider the sequence defined in the table below. n 5 bn) 1 2 2 12 3 22 4 32 42 (a) Find (4) (b) Find 26(2) – b(3) 4 3. Consider the sequence of numbers given by the definition ci = 2 and Ci-l 3. (a) Write out the first four terms of this sequence. (b) Find the value of c4 - C2. Show your work.​

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

5   1/4   miles per hour

step-by-step explanation:

15   3/4 / 3 = 5   1/4

125 yards

step-by-step explanation:

i take 75 plus 50.

answer is b

step-by-step explanation: