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Mathematics, 06.07.2019 15:10 dearydn22

Let a = {x: x ϵ r, x2 – 5x + 6 = 0 } and b = { x: x ϵ r, x2 = 9}. find a intersection b and a union b

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Let a = {x: x ϵ r, x2 – 5x + 6 = 0 } and b = { x: x ϵ r, x2 = 9}. find a intersection b and a unio...
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