Q. 1 E5.0( 1 Vote )

# Use the formula to find the factors.343 + 512k3

512k3 + 343

(8k)3 + (7)3

Using the formula (a3 + b3) = (a + b) (a2 – ab + b2)

Here a = 8k and b = 7.

(8k + 7) (64k2 – 56k + 49)

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