Asked by Eric
21. simplify (2sqrt5+3sqrt7)^2 show your work. Been confused on it for a while.
Answers
Answered by
Steve
(2√5+3√7)^2
(2√5)^2 + 2(2√5)(3√7) + (3√7)^2
4*5 + 2*2*3*√35 + 9*7
...
(2√5)^2 + 2(2√5)(3√7) + (3√7)^2
4*5 + 2*2*3*√35 + 9*7
...
Answered by
dhsjkzs
then you do
20+12sqrt35+36
20+63+12sqrt35
83+12sqrt35
also try using FOIL
whats Foil?
The letters FOIL stand for First, Outer, Inner, Last. First means multiply the terms which occur first in each binomial. Then Outer means multiply the outermost terms in the product."
Have a good day!
20+12sqrt35+36
20+63+12sqrt35
83+12sqrt35
also try using FOIL
whats Foil?
The letters FOIL stand for First, Outer, Inner, Last. First means multiply the terms which occur first in each binomial. Then Outer means multiply the outermost terms in the product."
Have a good day!
Answered by
this dont make any sense
i dont understand thus
Answered by
Phantomhive
girl me neither lets try our best to survive LMFAO
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