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Home » Let R = {(a, b) : a, b ϵ Z and b = 2a – 4}. If (a, –2} ϵ R and (4, b2) ϵ R. Then, write the values of a and b.
Let R = {(a, b) : a, b ϵ Z and b = 2a – 4}. If (a, –2} ϵ R and (4, b2) ϵ R. Then, write the values of a and b.
CBSE | Class 11 | Excercise 2D | Maths | Relations | RS Aggarwal
Let R = {(a, b) : a, b ϵ Z and b = 2a – 4}. If (a, –2} ϵ R and (4, b2) ϵ R. Then, write the values of a and b.

Answer : b = 2a – 4

Put b = -2 , a = 1 Put a = 4 , b = 4 a = 1 , b = 4

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