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Maths Exercices
Solve a quadratic equation using square roots
To solve the quadratic equations ax2 + c = 0
  1. Isolate the variable.
  2. Thake the square root of both sides.




Solve x2-225=0



x=15 or x=-15


Solve 4x2+100=0




Solve

No solution
One solution x=
Two solutions x1= x2=