Show that the set of letters needed to spell "CATARACT" and the set of letters needed to spell "TRACT" are equal.

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Solution

The set formed by distinct letters of the word "CATARACT" are {C, A, T, R}. The set fomed by distinct letters of the word "TRACT" are {T, R, A, C}

Hence the two set are equal.

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Show that the set of letters needed to spell "CATARACT" and the set of letters needed to spell "TRACT" are equal.

The set formed by distinct letters of the word "CATARACT" are {C, A, T, R}. The set fomed by distinct letters of the word "TRACT" are {T, R, A, C} Hence the two set are equal.

The set formed by distinct letters of the word "CATARACT" are {C, A, T, R}. The set fomed by distinct letters of the word "TRACT" are {T, R, A, C}

Hence the two set are equal.