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anonymous
 one year ago
WILL GIVE MEDAL!
Solve the inequality and express the answer in interval notation.
x^22x15<=0 @nincompoop @Luigi0210 @jagr2713 @zepdrix @jim_thompson5910
anonymous
 one year ago
WILL GIVE MEDAL! Solve the inequality and express the answer in interval notation. x^22x15<=0 @nincompoop @Luigi0210 @jagr2713 @zepdrix @jim_thompson5910

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triciaal
 one year ago
Best ResponseYou've already chosen the best response.2first find the boundary when = 0 then adjust for the inequality

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2dw:1440206878104:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2can you complete the square or use factoring and solve for x?

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2and you know when x = 0 what is y?

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2can you sketch the parabola/ graph to see it better you can use a test point to adjust for the inequality

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1440203610827:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2now the "check points"

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0What do you mean? what about them?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do you mean x^22x15 as the checkpoint?

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2dw:1440207787638:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2original when is f(x) <0?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Do you mean the original is 3? Sorry I have no idea what you mean

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2test point when x =4 y>0 when x = dw:1440207973434:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2dw:1440208082687:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0where did the x=6 come from?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so the answer is [3, 5]?

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2isn't that set notation just those values?

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2dw:1440208311886:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2hint interval covers a range

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I'm supposed to do interval notation, where the bracket stands for "greater/less than or equal to"

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0and a parentheses stands for less than or greater than

triciaal
 one year ago
Best ResponseYou've already chosen the best response.2the 4 and 6 were "test points " to check the inequality

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@triciaal How do you solve the inequality (x^2)(e^x) ln x > 0??
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