Math, asked by Daknam, 1 year ago

factories : 3(a-2b)² - 5(a-2b)
please solve it.

try to find out the answer , if answer is ;
( a-2b)(3a-6b-5) .

Solve it by own for 30 points.

Answers

Answered by zarvis
5
Taking common
(a-2b) [3(a-2b) -5]
(a-2b) [3a-6b-5]answers

zarvis: Hey its have a easy method. First take common and then multiply it
zarvis: U can see it
7255987278: no boy
7255987278: the person who asks the question is a child
7255987278: so we can treat him step by step so that he can know all things
zarvis: This is an easy method. I think he should understand this if he is in class 8
7255987278: bag yaar bacho ko easy mat batao nahi toh woh mehnat nahi karega
Daknam: 7255987278 , you are wrong person that I have choose for Brainliest
Daknam: I think zarvis is correct
Answered by 7255987278
10
3(a-2b)²-5(a-2b)
=3(a+4b²-4ab)-5(a-2b)
=3a²+12b²-12ab-5a+10b
=3a²+12b²-6ab-6ab-5a+10b
=3a²-6ab-6ab+12b²-5a+10b
=3a(a-2b)-6b(a-2b)-5(a-2b)
=(a-2b)(3a-6b-5)
proved
please mark me brainliest

Daknam: ok
7255987278: and in third step i can arrange them in a way that they give some common things
Daknam: par solution me 12a² kaha se aaya
Daknam: 12b² its not 12a²
7255987278: into karo
7255987278: aaab samjha kahan se aaya
7255987278: ab samjha kaha se aaya
7255987278: dekho edit kiye hai
Daknam: thanks
7255987278: i can thanks you not you
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