Deciding between two solutions
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Solution 1:
x has the solution of -1/2 or 4 it means
x-0.5 or x-4 is equal to zero
=> (x-0.5)(x-4)=0
=>x^2 -4.5x+2=0
=>2x^2-9x+4=0
Solution 2:
x = -1/2 and x = 4
(x+1/2)(x-4)=0
(x+1/2)(x-8/2)=0
x2-7/2x-2=0
2x2-7x-4=0
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Solution Summary
A simple case of forming the correct quadratic expression given its roots.
Solution Preview
The second one is correct.
Remember that if x = a and x = b are solutions of a quadratic ...
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