Perform the multiplication. Simplify the answers. 2 √30*( √5+ √6+ √10+ √15)
1 answer:
The simplified expression of
is 
The expression is given as:

Expand the expression

Factor out 2

Combine the radicals

Expand the expression

Evaluate the roots

Expand

Hence, the simplified expression of
is 
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X1= 0, X2= 9
I hope this helps!
Answer:
6.55555555556
Step-by-step explanation:
Answer:
1. a
2. b...............
Since 180cm is one full turn you divide it by pie which is 3.14
=180/3.14
=180/3 (Rounded down)
=60
Question one is y( Insert sign) -9