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-If T is a tree, then its vertex-chromatic number is ____ and its region-chromatic number is ____.
Q21: If the area of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB34225555/.jpg" alt="If
Q33: The relation R on the set of
Q42: Find the solution of the recurrence relation
Q45: Suppose a phrase-structure grammar has productions S
Q63: Suppose A = {2, 3, 6,
Q65: Find the postorder traversal of the
Q69: <span class="ql-formula" data-value="R \text { on }
Q71: List the relations on the set {0,
Q72: Suppose the relation R is defined on
Q76: The algebraic expression <span class="ql-formula"