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= 3p^2 - 27 +2p^2 -3p-9
------------------------------
************p-3
= 5p^2 - 3p - 36
---------------------
******p-3
= (5p + 12)(p-3)
--------------------
******p-3
= 5p + 12
b.
=**2 *****x-1
------- + --------
**×-2***(x^2-4)
= **2 ******x-1
--------- + ----------
**x-2*****(x+2)(x-2)
= 2(x+2) + x-1
-------------------
**(x+2)(x-2)
0= 2x +4+x-1
---------------
***(x+2)(x-2)
= 3x +3
----------
(x+2)(x-2)
c.
= 2b-2a********ab
----------- × -----------
***ab ******a^2-b^2
= 2b -2a
------------
a^2 - b^2
= 2(b-a)
------------
(a-b)(a+b)
= 2
------
a + b
#abaikan simbol ***** krna hanya digunakan untuk spasi
# misalnya : p^2 dibaca p pangkat 2 dan lainnya bgtu jga