Which is a difference of cubes? x6 – 27 x15 – 36 x16 – 64 x5 – 125

Step-by-step explanation:

1.

Thus, this is a difference of cubes.

2.

here 36 is not a perfect cube.

Thus, this is not a difference of cubes.

3.

here the power of x=16 cannot be written as multiple of 3.

Thus, this is not a difference of cubes.

4.

here 25 is not a perfect cube and the power of x=5 cannot be written as multiple of 3.

Thus, this is not a difference of cubes.

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