(9a² - 4) on factorisation gives
(3a + 2)(3a - 2)
4a + 13)(4a - 13)
54a - 32
9a + 12
Answers
Answered by
0
Answer:
(3a+2)(3a-2)
Step-by-step explanation:
a+b a-b=a2-b2
so.
(3a)2-(2)2
9a2-4
Similar questions
Social Sciences,
1 month ago
Chemistry,
1 month ago
English,
1 month ago
Math,
3 months ago
English,
10 months ago