#inequalities

41 messages · Page 1 of 1 (latest)

latent shadowBOT
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hazy nebula
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so it says the answer is 8x + 6 < 38

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but idk where the 38 comes from

sterile path
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Where is the problem

hazy nebula
sterile path
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Alright so

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We have AB = CB and the perimeter is 8x + 6

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so what are AB and CB in terms of x

hazy nebula
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oh sorry

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idk what they r in terms of x

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8x + 6 - 4x?

sterile path
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ok

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and we need to divide by 2

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since there are 2 sides that are the same

hazy nebula
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so 4x + 6 /2?

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it’s 2x + 3

sterile path
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yes

hazy nebula
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so how i get to 8x + 6 < 38

sterile path
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So our other statement says that AB is less than 11 right

hazy nebula
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yes

sterile path
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So set AB equal to 11 to solve for the minimum

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Value of x that is not possible

hazy nebula
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4?

sterile path
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Yes

chrome quartz
sterile path
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So

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Plug in the values for x

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Since the sides are 2x + 3, 2x + 3, and 4x

hazy nebula
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ooooh okay okay

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i see now

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thank you

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8 * 4

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  • 6
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= 38

sterile path
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Yes

hazy nebula
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👍

chrome quartz
sterile path
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That's where they got 38 from

hazy nebula
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okay thanks a lot

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+close