Answer:
a variable is an unknown number, the point of algebra is to solve for the. they are represented by letters, 5x is an example.
Step-by-step explanation: skillz
Look at the diagram for the answer
Hope that helps!
Answer:
Step-by-step explanation:
d/dn(2 n^2 + 12 n + 18) = 4 (n + 3)
Indefinite integral:
integral(18 + 12 n + 2 n^2) dn = (2 n^3)/3 + 6 n^2 + 18 n + constant
Global minimum:
min{2 n^2 + 12 n + 18} = 0 at n = -3
