exam Maths Puzzle Numerical Ability

i AM HAVING PROBLEMS WITH THIS
Simplify
sqaure root7(9sqaure root2-3sqaure root7)

Thank you

Read Solution (Total 0)

exam Other Question

Find the distance between (-3, -2) and (1, 4)...Am I doing this right, to keep it short my answer is 2 sqrt of 5 am I right? The sales tax is $49 for a dining room table that costs $1225. Find the sales tax rate?