√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
Answered by Abi I. Maths tutor

4953 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Expand the expression (3x+2)(3-2x)


Factorise 3a^2 - 9a


Find W where: 11-W/4 = 1+W


Solve the following simultaneous equations: 3x + y = 11 2x + y = 8


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning