Find the roots
X2- 3^5x+10
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x2-3√5x+10=0.
》 x²-3√5x+10=0.
=> x²-2√5x-√5x+10=0.
=> x²-2√5x-√5x+2×5=0.
=> x²-2√5x+√5x +2×√5×√5=0. => x(x-2√5)-√5(x-2√5)=0.
=> (x-2√5)(x-√5)=0.
=> x-2√5 =0 Or x-√5 = 0.
=> x = 2√5 Or x
= √5.
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