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સંખ્યા પદ્ધતિ

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ગણિત ધોરણ 9 પ્રથમ સત્ર

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ગણિત

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સંખ્યા પદ્ધતિ

bold 2 over bold 7 bold space bold અન ે bold space bold 4 over bold 9 વચ્ચેની બે સંમેય સંખ્યાઓ શોધો.

Answer

    • 3, -5 અને -3.5 સંમેય સંખ્યાઓ છે ? જો હા, તો તેને bold p over bold q સ્વરૂપમાં દર્શાવો ; જ્યાં bold p bold space bold element of bold space bold Z bold comma bold space bold q bold space bold element of bold space bold N bold.

    Answer

    • 4 અને 6 વચ્ચેની ત્રણ સંમેય સંખ્યાઓ શોધો.

    Answer

    • -2 અને 5 વચ્ચેની છ સંમેય સંખ્યા શોધો.

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    bold 2 over bold 5 bold space bold અન ે bold space bold 3 over bold 7 વચ્ચેની ચાર સંમેય સંખ્યાઓ શોધો.

    bold 2 over bold 5 bold space bold equals bold space fraction numerator bold 2 bold space bold cross times bold space bold 7 over denominator bold 5 bold space bold cross times bold space bold 7 end fraction bold space bold equals bold space bold 14 over bold 35 bold space bold equals bold space fraction numerator bold 14 bold space bold cross times bold space bold 5 over denominator bold 35 bold space bold cross times bold space bold 5 end fraction bold space bold equals bold space bold 70 over bold 175 bold 3 over bold 7 bold space bold equals bold space fraction numerator bold 3 bold space bold cross times bold space bold 5 over denominator bold 7 bold space bold cross times bold space bold 5 end fraction bold space bold equals bold space bold 15 over bold 35 bold space bold equals bold space fraction numerator bold 15 bold space bold cross times bold space bold 5 over denominator bold 35 bold space bold cross times bold space bold 5 end fraction bold space bold equals bold space bold 75 over bold 175



    હવે,  bold 70 over bold 175 bold space bold અન ે bold space bold 75 over bold 175 વચ્ચેની ચાર સંમેય સંખ્યાઓ bold 71 over bold 175 bold comma bold space bold 72 over bold 175 bold comma bold space bold 73 over bold 175 bold comma bold space bold 74 over bold 175 છે.
    Answer
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