Step-by-step explanation:
Just sub 4 into where n is
Answer:
-2.64
Answer: 9 month
1. 35x < 315 = let x be the number of month
2. x < 9 = divide both sides by 35
result. 9 month
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,...}
