write 2√45+3√20 / 2√5 on simplification gives a rational or irrational.
Answers
Answered by
6
Answer:
Step-by-step explanation:
if question is like this
(2√45+3√20) / 2√5
= (2 * 3 √5 + 3 * 2√5)/ 2√5
= 12 √5 / 2√5
= 6
or
if question is like this
2√45 + 3√20 / 2√5
= 2*3√5 + 3*2√5 / 2√5
= 6√5 + 3
Depending on the exact question answer would change
Similar questions