Question

class 11th
Write the set of all natural numbers x such that 4x +9 < 50 in roster form.
solve step wise please answer quickly.​

Answer 1

Answer:

1;2;3;4;5;6;7;8;9;10

Answer 2

Answer:

{13,17,21,25,29,33,37,41,45,49}

Step-by-step explanation:

put x=1 then 4x+9=13

put x=2 then 4x+9=17

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use this same step as the value of 4x+9 is less then 50......

hope it helps u...