exam Maths Puzzle Numerical Ability

One leg of a right triangle is 2 inches smaller than the hypotenuse. The other leg is 5 inches long. What are the length of the unknown leg and hypotenuse?

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exam Other Question

the graph of f(x)=2(x-1)^2+3 has the following characteristics.

a)vertex: (1,3) and opens downwards
b)vertex: (1,3) and doesn't cross the x axis
c)vertex: (1,3) and has two y please solve for x. log( a little 3)x = 5