Q&A - Ask Doubts and Get Answers

Sort by :
Clear All
Q

   Expand by expressing powers of 10 in the exponential form:

            (i) 172      (ii) 5,643    (iii) 56,439    (iv) 1,76,428

(i) 172                          (ii) 5,643                                       (iii) 56,439                                 (iv) 1,76,428                                  

   Put into another form using a^{m}\div b^{m}= (\frac{a}{b})^{m}:

           (i)\: 4^{5}\div 3^{5}        (ii)\: 2^{5}\div b^{5}       (iii)\: (-2)^{3}\div b^{3}         (iv)\: p^{4}\div q^{4}         (v)\: 5^{6}\div (-2)^{6}

          can be simplified as                                       can be simplified as                                             can be simplified as                        can be simplified as                                        can be simplified as                                        

  Put into another form using a^{m}\times b^{m}= (ab)^{m} :

            (i)\: 4^{3}\times 2^{3}         (ii)\: 2^{5}\times b^{5}     (iii)\: a^{2}\times t^{2}     (iv)\: 5^{6}\times (-2)^{6}     (v)\: (-2)^{4}\times (-3)^{4}

 

       can be simplified as        can be simplified as  can be simplified as        can be simplified as     can be simplified as 

    Simplify and write the answer in exponential form:

            (i)\: (6^{2})^{4}           (ii)\: (2^{2})^{100}             (iii)\: (7^{50})^{2}           (iv)\: (5^{3})^{7}

        can be simplified as  can be simplified as  can be simplified as  can be simplified as 

Q.1.    Simplify and write in exponential form: (eg.,  11^{6}\div 11^{2}= 11^{4})

            (i)\: 2^{9}\div 2^{3}           (ii)\: 10^{8}\div 10^{4}        (iii)\: 9^{11}\div 9^{7}        (iv)\: 20^{15}\div 20^{13}          (v)\: 7^{13}\div 7^{10}

             

        can be simplified as             can be simplified as         can be simplified as              can be simplified as    can be simplified as 

  Simplify and write in exponential form:

            (vi)\: (-4)^{100}\times (-4)^{20}

can be simplified as 

 Simplify and write in exponential form:

            (v)\: 5^{3}\times 5^{7}\times 5^{12}

can be simplified as 

 Simplify and write in exponential form:

            (iv)\: a^{3}\times a^{2}\times a^{7}

can be simplified as 

 Simplify and write in exponential form:

            (iii)\: 4^{3}\times 4^{2}

can be simplified as 

Simplify and write in exponential form:

           (ii) p^{3}\times p^{2}

can be simplified as 

    Simplify and write in exponential form:

            (i)2^{5}\times 2^{3}

can be simplified as 

   Express:

           (iii) 343 as a power of 7

343 as a power of 7 can be givena as 

   Express:

          (ii) 128 as a power of 2

128 as a power of 2 can be given as 

  Express:

          (i) 729 as a power of 3

729 as a power of 3 is given as 
Exams
Articles
Questions