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Consider the following grammar G1 (terminals are bold) S -> R R -> R + R | V V -> x | y | z

  1. Consider the following grammar G1 (terminals are bold)

S -> R

R -> R + R | V

V -> x | y | z

  1. What is an ambiguous grammar?
  2. Is this grammar ambiguous?
  3. Justify your answer using parse trees.

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