3 years ago

If value of a+b=7and ab=12then find the value of a and b

Mathematics

2 answers:

inessss [21]3 years ago

6 0

Answer:

a and b are 3 and 4

Step-by-step explanation:

To find the answer I go through all the two numbers that and multiply and gat 12:

1x12; 2x6; 3x4

And that add them:

1+12=13 x

2+6=8 x

3+4=7 this is the answer

LiRa [457]3 years ago

3 0

a+b = 7

ab =12

we know that

a and b = ab – a+b

= 12 –7

= 5 ans

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