factorize x²+6x-4
kindly solve this in factorisation method
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Step-by-step explanation:
x²+6x-4
it won't spilt, so by determinant/formula
a=1 b=6 c=-4
b²-4ac = 36- 4 (1) (-4)
∆ = 36+16 = 52
X = -b ± √b²- 4ac/2a
= -6 ± √52/2(1)
= -6 ± 2√13/2
= 2(-3 ± √13)/2
X = -3 + √13 or X = -3 - √13
thanks!
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