exam Maths Puzzle Numerical Ability

I am not sure how to complete.
Thanks
f(x) = 3(x-3)^2
The vertex is:
The line of symmetry is:

Read Solution (Total 0)

exam Other Question

Please help me solve this equation!

The sum of the squares of two consecutive even integers is 452. Find the numbers.

What formula should be used to solve this? Simplify by combining like terms.

the number x and the square root of 18, subtract 3 and the square root of 8x^2.

Please show your work