A. 1.9 is an irrational number
This is just stuff you have to memorize, I can’t really explain much further than product always means multiplication. The “product of” means k*m
Domain: (- infinity, infinity)
Range: (-infinity, infinity)
Answer:
Step-by-step explanation:
(2n³ - 3n⁴ + 7n) - (n³ - 8n⁴ - 7n) = 2n³ - 3n⁴ + 7n - n³ + 8n⁴ + 7n
{Here -1 is distributed }
= <u>2n³ - n³</u> -<u> 3n⁴ + 8n</u>⁴ +<u> 7n + 7n</u>
{Combine like terms}
= n³ + 5n⁴ + 14n
Answer:
C!
Step-by-step explanation: