Answer:
6
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
the calculator I used
http://www.alcula.com/calculators/statistics/standard-deviation/
Answer:
5m² - 6m + 1
Step-by-step explanation:
f(x) = 5x² + 4x - 5
substituting value,
f(m-1) = 5(m-1)² + 4(m-1) - 5
so,
5(m-1)² + 4(m-1) - 5
= 5(m²-2m+1) + 4m -1 - 5
= 5m² - 10m + 5 + 4m - 4
= 5m² - 6m + 1
C.
Because deceased means minus, so you eliminate A. Product means multiplication so 3n-7
