charlotteakina
HELP! PLEASE! ALREADY ANSWERED! NEED SOMEONE TO CHECK MY ANSWERS!! JUST ONE I NEED HELP WITH! I TRIED TO FIND THE ANSWER, BUT I CAN'T!! --last question on the document.
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hartnn
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Distance between points (x1,y1) and (x2,y2) is
\(\huge d=\sqrt{(x_1-x_2)^2+(y_1-y_2)^2}\)
hartnn
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first 2 are correct
hba
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Youv'e done the first one correct.
hartnn
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show what u done for 3rd ??
hba
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You didn't tick the 3rd one ?
Aditi_Singh
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Yep, both are correct!
hartnn
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so u got 3 confirmations for 1st 2 :P
hba
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@charlotteakina Actually you got the first two right.Now just solve the 3rd one and tell me what you get.
hba
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ok :)
hba
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How come (-8)^2=-64 ?
hba
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(-8)^2=-8*-8=
(-)(-)=+
hba
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Yeah :D
hba
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huh ? Just show me the steps.
hba
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Continue from here,
\[\sqrt{64+36}\]
hba
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Yay :D
hba
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Here is your medal :D
hba
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\[\frac{ x^2 }{ a^2 }+\frac{ y^2 }{ b^2 }=1\]
Yeah your'e Actually right :)
hartnn
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yes, u r right.