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Maths Puzzle
Numerical Ability
The lines satsifying the equations x + dy=3 and 3y +ax=2 are perpendicular to each other find a
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I have looked in so many places to find a solution or method for this, and I have not succeeded. I would appreciate some help!
f(x) = 0
f(x) = x^2 + 2x - 1
an art department raise money by selling students pottery work. Mugs cost $4 each and bowls cost $3 each. Write an expression for the cost of M mugs and the cost of B bowls.