3+ 4x-5 (under radical) is less than or equal too 1 dont know how to do radical on computer
M math is hard New member Joined Dec 12, 2005 Messages 2 Dec 12, 2005 #1 3+ 4x-5 (under radical) is less than or equal too 1 dont know how to do radical on computer
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,339 Dec 12, 2005 #2 If all else fails, you can fake it. 3 + sqrt(4x-5) <= 1 Solve the equality. 3 + sqrt(4x-5) = 1 sqrt(4x-5) = -2 -- Whoops! Stop right there. We needn't go any farther. You tell me why.
If all else fails, you can fake it. 3 + sqrt(4x-5) <= 1 Solve the equality. 3 + sqrt(4x-5) = 1 sqrt(4x-5) = -2 -- Whoops! Stop right there. We needn't go any farther. You tell me why.
M math is hard New member Joined Dec 12, 2005 Messages 2 Dec 12, 2005 #3 darn, typo it is suppose to be... 3 + sqrt(4x-5) <= 10 sry
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,339 Dec 12, 2005 #4 OK. Start like I showed you and see where it leads. Note: If you get an answer less than 5/4, you have to throw it out. Tell me why. Note: You didn't answer my previous question.
OK. Start like I showed you and see where it leads. Note: If you get an answer less than 5/4, you have to throw it out. Tell me why. Note: You didn't answer my previous question.