Answer:
2,520
Explanation:
The word ALGEBRA has 7 letters with the letter A repeated twice.
Hence we permute all 7 letters with A repeated twice
₇P₇ / 2! = 7!/ [ (2!) ( 7-7)!]
= 2,520
Answer:
well the Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity.
Explanation: i tired my best i hope this answer your question. if this is wrong i am very sorry