√5(√8 + √18) can be written in the form a√10 where a is an integer. Find the value of a.

√40 + √90

= (√10 x √4 ) + (√10 x √9 )

= 2√10 + 3√10=5√10

AI

Related Maths GCSE answers

All answers ▸

64% of an audience are female. Work out the ratio females : males Give your answer in its simplest form.


Functions f and g are such that f(x) = x^2, g(x) = x-3. Solve gf(x)=g^-1(x)


2x+3x-4=5


How do you sketch a quadratic graph?