Question

find the nature roots of quadratic polynomial 2x² -3x+ 5 ​

Answer 1

Answer:

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2x2+5x+5=0

This is of the form ax2+bx+c=0, where a=2,b=5,c=5

Therefore,

D=b2−4ac=25−40=−15<0

Therefore, the equation has no real roots.

Answer 2

Answer:

2x²+2x-5x+5=0

2x(x+1)-5(x+1)=0

(2x-5)(x+1)=0

x=5/2, -1