Answer
yes it is correct
Step-by-step explanation:
Answer:
x^4-11x^2+28
Step-by-step explanation:
- Set it up
x^2(x^2-4) -7(x^2-4)
2. Multiply
x^4-4x^2-7x^2+28
3. Simplify
x^4-11x^2+28
The answer is -1/3, -5/12, 0.66
Answer:
-1 is the answer
Step-by-step explanation: