资讯

BBC4 年
Surds - Higher - Edexcel Rationalising denominators
add or subtract a surd, swap the + or – sign and multiply the numerator and denominator by this expression. For example, if the denominator includes the bracket \((5 + 2\sqrt{3})\), then ...
BBC4 年
Surds - Higher - Eduqas Rationalising denominators
add or subtract a surd, swap the + or – sign and multiply the numerator and denominator by this expression. For example, if the denominator includes the bracket \((5 + 2\sqrt{3})\), then ...