Answer:
The answer is nine-halves, the last option.
-2 1/6
Step-by-step explanation:
4(-2 1/3) + 7 1/6
-9 1/3 + 7 1/6
9 hours
Answer: It's not a polynomial
It's not a polynomial because the exponent of -1 in the second term. The exponents for any polynomial must be nonnegative whole numbers {0,1,2,3,...}
