exam
Maths Puzzle
Numerical Ability
A 25-foot ladder leaning against a building touches the wall 18 feet above the ground. How far from the building is the bottom of the ladder? Help please. Thank you
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exam Other Question
6x + 4(3x - 2) = 6x + 2
I am getting x=10 but I was not sure if I did it right.
solve x^2-28=0
X^2=28
X=2*squreroot 7
x=-5.291, +5.291