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



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