1.

If Δ=∣∣∣∣x−22x−33x−42x−33x−44x−53x−55x−810x−17∣∣∣∣=Ax3+Bx2+Cx+D, then B+C is equal to

Answer»

If Δ=
x22x33x42x33x44x53x55x810x17
=Ax3+Bx2+Cx+D,
then B+C is equal to



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