Question

ab=5
a-b= 4
find the value of a3 +b3

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Answer 1

Step-by-step explanation:

ab= 5

a-b = 4

so let be a = 4plus b

now,

put a = 4plus b

in eqn 1

so we get

4plusb= 4

b= 5-1 that is 1

and also we get

a by putting value of b in 1 eqn

that is

a = 1

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