answer (iii) in 7th question
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x3+13x2 +32x+20
x3+32x+46=0
x3+32x=-46
x3+x=-46÷32
x3+x=-23÷16
x×x×x×x=23/16
4x=23/16
x=23/16×4
x=-23/4
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x3+32x+46=0
x3+32x=-46
x3+x=-46÷32
x3+x=-23÷16
x×x×x×x=23/16
4x=23/16
x=23/16×4
x=-23/4
mark me as brainlist
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