A binary operation Δ is defined by a Δ b = a + 3b + 2.
Find (3 Δ 2) Δ 5
Answer Details
The binary operation Δ is defined as a Δ b = a + 3b + 2. To find (3 Δ 2) Δ 5, we need to evaluate the expression step by step.
First, we need to find 3 Δ 2:
3 Δ 2 = 3 + 3(2) + 2 = 11
Next, we need to find (3 Δ 2) Δ 5:
(3 Δ 2) Δ 5 = 11 Δ 5 = 11 + 3(5) + 2 = 28
Therefore, the answer is 28.