Here we will show you how to calculate the cube root of 15 minus the cube root of 7. In other words, we will calculate ∛15 - ∛7.
To calculate the cube root of 15 minus the cube root of 7, we will first take the cube root of each number and then find the difference. Here is the math and the answer:
∛15 ≈ 2.4662
∛7 ≈ 1.9129
2.4662 - 1.9129 = 0.5533
∛15 - ∛7 ≈ 0.5533
For your convenience, we have also included the answer to the cube root of 15 minus the cube root of 7 in its simplest radical form:
∛15 - ∛7
Subtracting Cube Roots
Use the tool below to subtract another set of cube roots.
Cube root of 15 minus cube root of 8
Go here for another cube root subtraction problem that you may find interesting.