1.

6. Find the value of x for which PQ || RS in figure.x-3

Answer»

x-1/x+1+x+3=x-3/x+1x-1/2x+4= x-3/x+1x^2-1=2x^+2x+4x+40=x^2+6x+5x= -6+-√36-4×4/2

X=5. X=-5 is the right answer

x=5 is the best answer

x=5 & x=-5 are the correct answers

x-1/x+1+x+3=x-3/x+1x-1/2x+4=x-3/x+1x^2-1=2x^+2x+4x+40=x^2+6x+5x=-6+36-4×4/2

x=5 &x=-5 are the correct answers



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