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15 JAN 2015 Quadratic Equation x (x^2+6x+18)(x+6) = 159919
then (x+4)^4 will be
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by hit and trial method we get x=17.
so 21^4=194481
9 years ago
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Book Other Question
can you please help with this question...
Joseph is 4 years older than twice his sisters age. In 4 years time he will be 11 years older than here. How old is Joseph now
Solve by completing the square.
4x^2+2x-3=0
Thank you.