Question

rationalise the denominator : 1+√7/1-2√7​

Answer 1

Answer:

1+root7/1-2root7 ×1+2root7/1+2root7

_-1-3root7-14/13

Answer 2

Answer:

oh so who r u ?!

Step-by-step explanation:

the process by which green plants turn carbon dioxide and water into food using energy from sunlight