Here we will show you how to calculate the cube root of 8 minus the cube root of 89. In other words, we will calculate ∛8 - ∛89.
To calculate the cube root of 8 minus the cube root of 89, we will first take the cube root of each number and then find the difference. Here is the math and the answer:
∛8 = 2
∛89 ≈ 4.4647
2 - 4.4647 = -2.4647
∛8 - ∛89 ≈ -2.4647
For your convenience, we have also included the answer to the cube root of 8 minus the cube root of 89 in its simplest radical form:
2 - ∛89
Subtracting Cube Roots
Use the tool below to subtract another set of cube roots.
Cube root of 8 minus cube root of 90
Go here for another cube root subtraction problem that you may find interesting.