1.

∣∣∣∣x+42x2x2xx+42x2x2xx+4∣∣∣∣=(5x+4)(4−x)2. ∣∣∣∣y+kyyyy+kyyyy+k∣∣∣∣=k2(3y+k)

Answer»

∣∣
∣
∣
x+42x2x2xx+42x2x2xx+4∣∣
∣
∣
=(5x+4)(4−x)2
.

∣∣
∣
∣
y+kyyyy+kyyyy+k∣∣
∣
∣
=k2(3y+k)



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