Australia
10&10a
2.04 Binomial expansions with surds
Interactive practice questions
Expand and simplify: $\left(\sqrt{11}+10\right)\left(\sqrt{3}-9\right)$(√11+10)(√3−9)
Easy
1min
Expand and simplify: $\left(5-\sqrt{13}\right)\left(7-\sqrt{11}\right)$(5−√13)(7−√11)
Easy
1min
Expand and simplify: $\left(\sqrt{11}-\sqrt{13}\right)\left(\sqrt{7}-\sqrt{2}\right)$(√11−√13)(√7−√2)
Easy
1min
Expand and simplify: $\left(11\sqrt{2}-\sqrt{7}\right)\left(13\sqrt{3}-\sqrt{5}\right)$(11√2−√7)(13√3−√5)
Easy
2min
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