Math, asked by shubhparihar, 2 months ago

factorise - x² - 19x + 84

Answers

Answered by babitachaudhary59228

0

Answer:

(a-b)^2

Step-by-step explanation:

=√x^2-19x+84

=x-9.5

pls follow

Answered by gorachandhansda405

3

Step-by-step explanation:

x^2 - 19 x + 84
x^2 - ( 12+7 ) x + 84
x^2 - 12x - 7x + 84
x( x - 12 ) - 7( x - 12 )
( x-12) ( x-7)

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