Math, asked by pranavevrma, 9 months ago

Write in roster form------
b. C= { x: x is a two digit number such that sum of its digits is 9}

Answers

Answered by Shreyash2020
1

Answer:

Hey Dear, C = 18, 27, 36, 45, 54, 63, 72, 81 , 90

Step-by-step explanation:

It reminds me of multiplication table of 9

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