The GCF of 20x^4 and 6x^3 would be " 2x^3 "
Answer:
I think the answer is 'congruent'. :)
Step-by-step explanation:
Answer:
Step-by-step explanation:
49b² - 81 = (7b)² - 9 ²
by identity : 49b² - 81 = (7b - 9)( 7b + 9)
Answer:
162
Step-by-step explanation:
18 + 63 + 81