Question

if a and b are rational numbers and 2+√5/2-√5=a+b√5 what would be the values of a and b
1.a= -9, b = 4
2.a= -4, b= 9
3.a= 9, b= - 4
4.a= -9, b = - 4

Answer 1

Answer:

The answer is 3.a=9,b=-4

Answer 2

Step-by-step explanation:

a = - 9,b = 4

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