For this case we must find an expression equivalent to:

By definition of power properties we have to meet:

Then, we can rewrite the expression as:

Answer:

Answer:
X<12
Step-by-step explanation:
x² - x - 12 <0 any number without a power is to power 1.
x² - x^1 - 12<0
x^1 - 12 <0
x - 12 <0 any to the power 1 is that same number example p^1=p
x - 12 + 12<0 + 12
x<12