exam Maths Puzzle Numerical Ability

Simplify:

5x^3(7x)^2

Read Solution (Total 0)

exam Other Question

I know the length of all 3 sides of a right triangle, how do I find the values for the other 2 angles of the triangle? This one is driving me up a wall?



The difference of two numbers is 33. The second is 7 less than 3 times the first. What are the two numbers?