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Artyom0805 [142]
3 years ago
13

Factorise 49x^2-121 what’s the answer

Mathematics
2 answers:
asambeis [7]3 years ago
8 0

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

den301095 [7]3 years ago
3 0

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.

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Semenov [28]

Answer:

Neither. They both saw the same amount of birds.

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Gabrielle saw 9 birds, but so did Chase. 6+3 is 9. 3+6 is also 9. The commutative property of addition states that a+b=b+a.

4 0
3 years ago
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5 0
2 years ago
A scientist invents a car that can travel for many hours without stopping for fuel. The car travels around a track at 54 miles a
Alla [95]

Answer: 1,296 m iles

Step-by-step explanation:

Hi, to answer this question we have to apply the next formula:  

Distance = Speed rate x time

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Feel free to ask for more if needed or if you did not understand something.

3 0
3 years ago
Not sure how to solve the problem in the pic :)
yulyashka [42]

Answer:

C.

Step-by-step explanation:

do the division first then subtract 11

x/3 - 11

8 0
3 years ago
Help me anyone plzzzzz????
jek_recluse [69]
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6 0
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