Question

Need help badly image above

Answer 1

m³ + 2m² + 3m + 4

Explanation:

h(m) - f(m)

= 5 - 2m + 4m² + m³ - (2m² - 5m + 1) ← distribute parenthesis by - 1

= 5 - 2m + 4m² + m³ - 2m² + 5m - 1 ← collect like terms

= m³ + 2m² + 3m + 4