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Question

A = {x : x মৌলিক সংখ্যা এবং x<10} হলে নিচের কোনটি সঠিক?

A = {1,2,3,5,7}

A = {1,2,3,6,7}

A = {2,3,5,7}

A = {4,6,8,9}

ANSWER : 3

Descrption

<p>দেওয়া আছে,</p>
<p><span style = "color: #4d5156; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">A  =  {</span><span style = "color: #5f6368; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">x</span><span style = "color: #4d5156; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;"> : </span><span style = "color: #5f6368; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">x মৌলিক সংখ্যা এবং x</span><span style = "color: #4d5156; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">&lt;</span><span style = "color: #5f6368; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">10</span><span style = "color: #4d5156; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">} </span></p>
<p><span style = "color: #4d5156; font - family: arial, sans - serif; font - size: 14px; background - color: #ffffff;">যেহেতু, ১০ এর চেয়ে ছোট মৌলিক সংখ্যাগুলো হলো </span>2,3,5,7</p>
<p>সুতরাং, A  =  {2,3,5,7}</p>
<p>উত্তরঃ {2,3,5,7}</p>

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