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Janu16
 one year ago
Given the equation Square root of 8x plus 1 = 5, solve for x and identify if it is an extraneous solution.
Janu16
 one year ago
Given the equation Square root of 8x plus 1 = 5, solve for x and identify if it is an extraneous solution.

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Janu16
 one year ago
Best ResponseYou've already chosen the best response.0dw:1438822086628:dw so i checked my answer and i got 2 but thats not one of my answer choice

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1if that 1 is under the root , you cant just subtract it

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1square both sides first 8x + 1 = 25

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1squared both sides first, removes the root, and 5^2 = 25

Janu16
 one year ago
Best ResponseYou've already chosen the best response.0oh so you solve the whole thing

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1you subtracted a 1 out from underneath the root sign, that is illegal
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