4x² - (2x + 3)²
4x² - (2x + 3)(2x + 3)
4x² - (2x(2x + 3) + 3(2x + 3))
4x² - (2x(2x) + 2x(3) + 3(2x) + 3(3))
4x² - (4x² + 6x + 6x + 9)
4x² - (4x² + 12x + 9)
4x² - 4x² - 12x - 9
-12x - 9
-3(4x) - 3(3)
-3(4x + 3)
Answer:
(f o g)(-2)= 11
Step-by-step explanation:
Answer:
7 1/2 hours I believe is the correct answer. Hope it works!
Answer:
47/5 or 9 2/5
Step-by-step explanation:
12/1-13/5
60-13/5
=47/5
Answer:
180/7
Step-by-step explanation:
Comment if you want it, but it's very long.