Q. 1 E5.0( 1 Vote )

# Use the formula to find the factors.

343 + 512k^{3}

Answer :

512k^{3} + 343

⟹ (8k)^{3} + (7)^{3}

Using the formula (a^{3} + b^{3}) = (a + b) (a^{2} – ab + b^{2})

Here a = 8k and b = 7.

⟹ (8k + 7) (64k^{2} – 56k + 49)

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