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anonymous
 one year ago
Solve 2x2 = 72.
A.{±18}
B.{±36}
C.{±6}
D.{±8}
anonymous
 one year ago
Solve 2x2 = 72. A.{±18} B.{±36} C.{±6} D.{±8}

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1first solve for x^2 move 2 to the right side

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1let me know what you get after that

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok so are we moving 2 this way 72*2x?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.12 is multiplying with x^2 so to cancel 2 from left side you should divide 2 both sides

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0well 2/72=36 then 2/2=1*36=36

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1yes right so x^2 =36 now to cancel out 2 take square root both sides

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0that would be 72 square root 36 by 2

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1nope dw:1437429583966:dw 72/2 is 36 so then there isn't any 72 to take square root of 72

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1already take square root both sides let me know what you get
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