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tmua.me Medium Set A Paper 1 · Q1

Paper 1Algebra

The equations

x2+ax+12=0andx2+(a+3)x+3=0x^2+ax+12=0\qquad\text{and}\qquad x^2+(a+3)x+3=0

have a common real solution. What is the value of aa?

A−7-7
B−4-4
C11
D33
E77

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