Factorise 49x^2-121 what’s the answer
2 answers:
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
Answer:
(7x-11) x (7x+11)
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Step-by-step explanation:
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