how simply factorise qudratric equation
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First, factorise the quadratic equation x2- 9x + 20 = 0.
Find two numbers which add up to 9 and multiply to give 20. These numbers are 4 and 5. ...
Now find the value x so that when these brackets are multiplied together the answer is 0. ...
You can check these answers by substitutuing 4 and 5 in to the equation:
rishabhgiri278:
but when question come in square root then problem will arise
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