Question

What is the simplified form of start fraction x superscript 4 baseline minus 81 over x plus 3 end fraction ?

Answer 1

The simplified form of the expression \(\frac{x^4 - 81}{x + 3}\) is \((x^2 - 9)\). This can be further simplified to \((x - 3)(x + 3)\) using the difference of squares formula.