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Determine by substitution if:(6) 7is the root of 3x- 21(ii) 2 is the root of 4x-1 7(ii)i-5 is the root ofx-1 6(iv)-1 is the root ofx -1 0(v) 3 is the root of 2x +53xc +vi) 5 is the root of (x-3) (x-2) |
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Answer» thanks |
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