CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Simplify (25÷28)5 × 25.


  1. 1210

  2. 1220

  3. 12(15)

  4. 12(5)


Solution

The correct option is B

1220


(25÷28)5×25=(2528)5×25
                            =(258)5×25   (aman=amn)
                            =(23)5×25
                            =215×25   ((am)n=amn)
                            =2155   (am×an=am+n)
                            =220
                            =1220  (am=1am)

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More...



footer-image