stopfordharrison stopfordharrison

21-04-2020
Mathematics

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Factorise 49x^2-121 what’s the answer

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pincristi8 pincristi8

21-04-2020

Answer:

( 7x + 11 )( 7x- 11 )

Step-by-step explanation:

( 7x + 11 )( 7x- 11 )

Because 7*7 is 49

-11*11= -121

7*11=77

-7*11= -77

77-77=0

so the answer is 49x^2-121

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Tylerrrrrrrr Tylerrrrrrrr

21-04-2020

Answer:

(7x-11) x (7x+11)

there's an app called photomath, might help you out. it gives the answer and step by step instructions on how to solve most problems.

Answer Link

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