Answers>Maths>GCSE>Article

Simplify fully (2a + (b)^0.5)^2

(2a + b^0.5) ²First Expand the brackets:(2a + b^0.5) x (2a + b^0.5) 4a² + 2ab^0.5 + 2ab^0.5 + b Simplify the expression by collecting like terms:4a² + 4ab^0.5 + b

Answered by James B. • Maths tutor

3938 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Make h the subject of h-36=(3h+18)/i

Expand and simplify (3 + √ 2)(5 – √ 2)

Kelly is trying to work out the two values of w for which 3w-w^3=2. Her values are 1 and -1. Are her values correct?

Smartphones are on sale. A smartphone now costs only 80% of its original price. By how many per cent would we need to increase the current price of the smartphone in order to bring it back to the original price?