Question 68

Coefficient of x in (x + 8)(6 - 3x) is

Solution

A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression. Eg : In $$ax^2$$, coefficient is $$a$$

Expression : $$(x + 8)(6 - 3x)$$

= $$6x - 3x^2 + 48 - 24x$$

= $$-3x^2 - 18x + 48$$

$$\therefore$$ Coefficient of $$x$$ = -18

=> Ans - (C)

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Coefficient of x in (x + 8)(6 - 3x) is

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