downundergirl downundergirl

30-05-2017
Mathematics

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Solve for x. PLZ WAIT FOR PHOTO

Solve for x PLZ WAIT FOR PHOTO class=

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WhatTheQuestions WhatTheQuestions

30-05-2017

Δ = b^2 - 4.a.c = 4 - 4.6.3 = -68< 0

rootΔ = root(-68)

no real solutions :) Cause -68 not positive.

Good Luck :)

Answer Link

30-05-2017

the answer is b. because√-68 could be factorized in -2√17
so 2+- -2√17/12 is the same that 1+- -√17/6

Answer Link

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