√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

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Answered by Abi I. Maths tutor

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You and your brother have your pocket money split in the ratio 2:7. If your brother receives £42, how much do you receive?


How would you increase 400 by 7%


2x + 4 > 16


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