Rearranging Formula (CIE IGCSE Maths: Extended)

Topic Questions

3 marks

Make $x$ the subject of the formula.

$x = \frac{3 + x}{y}$

$x =$ .................................................

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2 marks

Make $p$ the subject of

$5 p + 7 = m$ .

$p$ = ...................................................

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3 marks

The equation $\frac{x^{2}}{2} + \frac{1}{x^{2}} - \frac{2}{x} = 3 x + 1$ can be written as $x^{4} + a x^{3} + b x^{2} + c x + 2 = 0$ .

Find the values of $a$ , $b$ and $c$ .

$a$ = ...................................................

$b$ = ...................................................

$c$ = ...................................................

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