Algebra-1

To determine inequality is true when e = -1, we need to substitute e = -1 into each inequality and see if it holds true.

Option A: 2.5e ≤ -4

2.5e ≤ -4

2.5 × (-1) ≤ -4

-2.5 ≤ -4

This inequality is false.

Option B: -2.5e ≤ -4

-2.5 × (-1) ≤ -4

2.5 ≤ -4

This inequality is false.