The answer is B. -x^3+2x^2-3x+10
I'm guessing 32.5 is the percentage.
32.5/100 = x/12.48
Cross-multiply:
100x = 405.6
Divide both sides by 100 to leave x alone.
x = 4.056
It seems the answer is undefined. If I am wrong, sorry.
Answer:
9. not all of them are, so false
10. true
Step-by-step explanation: