exam
Maths Puzzle
Numerical Ability
A rectangular painting with a width of x centimeters has an area of x^2+50x square centimeters. Find a binomial that represents the length.
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100,10,o.1, , ,
I need help solving this problem:
25.)The line joining (-1,0) and (3,3) is the base of a triangle whose altitude is 2. Find the locus of the 3rd vertex.
Ans. 3x-4y+13=0; 3x-4