Question

6. Find the smallest number by which the following
must be multiplied to make them the perfect
cube.
(a) 3136 (b) 2560 (C) 14400 (d) 5400
7. Find the smallest number by which the following
must be divided to make them the perfect cube.
(a) 1323 (b) 1600
(c) 1024
(d) 5324
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Answer 1

6

a=7

b=25

c=15

d=5

7

a=49

b=25

c=2

d=4

These are the accurate answers

Hope will find help by these

Answer 2

Answer:

and 6 the prime factorisation of (a) part that is 3136=2*2*2*2*2*2*7*7 . as we see 2in in cube form but 7is in square form so as to make 3136 is perfect cube we should multiply 7

3136*7=21952 which is having a perfect cube

smallest number is 7 which multiply and give result as perfect cube