Math, asked by Akhand034, 1 year ago

How to solve it step by step.question is B ={x|X belongs to natural number and 2x-3 <5}

Answers

Answered by RishabhBansal
4
Hey!!

Refer to the attachment

Hope this helps
Attachments:

Akhand034: But how 8 has been came in 3rd step
RishabhBansal: sending 3 on other side
Akhand034: Oh ok thanks
RishabhBansal: welcome
Answered by DevilDoll12
5
HEYA!!
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➡SETS⬅
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In set builder from we have ,

B = { X : X € N and 2X - 3 is less than 5 }

Solving the inequality ,

 =  &gt;  &gt; 2x - 3 &lt; 5 \\  \\  =  &gt;  &gt; 2x &lt; 8 \\  \\  =  &gt;  &gt; x &lt; 4
Hence we have X value to be less than 4.

The set becomes ,

B = { 1 , 2 , 3 }

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