Question

(iii) x2 + 4√3 x + 12 = 0

Answer 1

Step-by-step explanation:

VIDEOS

Video result for (iii) x2 + 4√3 x + 12 = 010:09

Solving quadratic equations by factoring (old) (video)

Khan Academy · Khan Academy

Video result for (iii) x2 + 4√3 x + 12 = 01:51

Solve x^2 + x - 12 = 0

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Answer 2

Answer:

2x+4√3x+12=0

2x+12=4×9x square

36x square -2x-12=0

and now we have to write

a=36,b=-2,c=-12

then substitute in this formula

-b+or-√b square - 4ac by 2a

2+ or -√4-4×36×-12 by 2×36

2+or-√4+1728 by 72

then the answer is

2+2√433 by 72

or

2-2√433 by 73