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Sed (CoderLovesEggs) Paper 2 with Solutions · Q1

Paper 2Algebra

The equation

x2+1=c(x+1)x^2+1=c(x+1)

has real solutions for xx for precisely:

Aall values of cc;
B−22−2≤c≤22−2-2\sqrt2-2\le c\le2\sqrt2-2;
Cc≤−22−2c\le-2\sqrt2-2 or c≥22−2c\ge2\sqrt2-2;
Dc=0c=0 or c=1c=1;
Eno values of cc.

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