Question

19x² + 3x - 8y - 647²​

Answer 1

$19x² + 3x - 8y - 647²$

$19x² + 3x - 8y -1 \times 647²$

$19x² + 3x - 8y -1 \times 418609$

$19x² + 3x - 8y - 418609$

Answer 2

Answer:

$19x^2+3x-8y-647^2=19x^2+3x-8y-418609$

Step-by-step explanation:

$19x^2+3x-8y-647^2$

$=19x^2+3x-8y-418609$

$\mathrm{Hope \ it \ helps \ you}$