Question

4 + √15 = a - b√15

find both a and b in a simpler way ​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

Given that:

4 + √15 = a - b√15

It can be written as

4 -(-√15 )= a - b√15

=>4 -(-1×√15 )= a - b√15

On comparing both sides then

a=4 and b=-1