2/sqrt 5
by rationalising the denominator,
2/sqrt 5 × sqrt 5/sqrt 5
= 2(sqrt 5)/sqrt 5(sqrt 5)
= 2 sqrt 5/5
-
hope this helps! :))))
Answer:
16
Step-by-step explanation:
Answer:
(a+b)^2 = a^2 + 2ab + b^2
(a-b)^2 = a^2 - 2ab + b^2
(a-b)(a+b) = a^2 - b^2
Step-by-step explanation:
They differ because you can either add the property or multiply
Answer:
Step-by-step explanation:
i don't know i'm just kiding i know but i'm not giving you the answers
Answer:
The difference in 7,301,985 is that the 7 is in the Millions place. And the difference in 7,338 is that that 7 is in the thousands place.
Hope this helps ☝️☝☝
