Write the numerical coefficient of
(i) ab
(ii) −6bc
(iii) 7xyz
(iv) −2x3y2z
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Solution
(i) Numerical coefficient of ab is 1.
(ii) Numerical coefficient of -6bc is -6.
(iii) Numerical coefficient of 7xyz is 7.
(iv) Numerical coefficient of −2x3y2z is -2.