The answer would be 0
You combine the first 2 “K” and that would make it k squared meaning it equals to 1 so now it’s 3k minus 3k so 0
What do you mean
give details
then i could help you
Answer:
(a - 3b)(a + 3b)
Step-by-step explanation:
a² - 9b²
(a)² - (3b)²
(a - 3b)(a + 3b)
Answer:
<h2>Pi/4(4r²/3)</h2>
Step-by-step explanation:
D is the correct option.