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the square root of 90 times the square root of 14 times the square root of 70

Guest Jan 8, 2015

Best Answer 

 #1
avatar+17745 
+13

√(90) · √(14) · √(70)    

Factoring these, you can get:

=  √( 9 · 10 · 7 · 2 · 7 · 10 )

Rearranging:

=  √(9) · √(10 · 10) · √(7 · 7) · √(2)

=  √(9) · √(100) · √(49) · √(2)

= 3 · 10 · 7 · √(2)

=  210√(2)

geno3141  Jan 8, 2015
 #1
avatar+17745 
+13
Best Answer

√(90) · √(14) · √(70)    

Factoring these, you can get:

=  √( 9 · 10 · 7 · 2 · 7 · 10 )

Rearranging:

=  √(9) · √(10 · 10) · √(7 · 7) · √(2)

=  √(9) · √(100) · √(49) · √(2)

= 3 · 10 · 7 · √(2)

=  210√(2)

geno3141  Jan 8, 2015
 #2
avatar+89865 
0

That's nice, geno....!!!

 

CPhill  Jan 8, 2015
 #3
avatar+93644 
+5

Yes I like it too :)

Melody  Jan 8, 2015
 #4
avatar+4 
0

i don't know it yet!!

benjamin  Jan 8, 2015

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