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Maths Puzzle
Numerical Ability
an oil painting is 16 years older than a water color by the same artist. the oild painting is also three times older than the watercolor. how old is each?
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I do not understand how to do this. I have gone over it several times and cannot figure out the process. I need to decide all values of b that will give one or more real number s
Divide
A. Use long division to divide x³+6x²-x-30 by x²+8x+15
B. Use synthetic division to divide (x³+5x²-18)/(x+3)