Question

Evaluate:
(i).√250 × √40
(ii).√128 × √72
Please help me:)​

Answer 1

Answer:

(i)answer is 100

(ii)answer is  96

Please mark me as brainliest

Answer 2

i. Root 250 * Root 40

Directly multiply

= Root 250*40

Factor inside the radicle

=Root 5*5*5*2*2*2*2*5

Take out the pairs

=5*5*2*2

=100

ii. Same thing here

=Root 128*72

=Root 2*2*2*2*2*2*2 * 2*2*2*3*3

=2*2*2*2*3*2

=96