Question

X=7w^2+4w−6

Y=w^2−11w+13

X+Y=

Answer 1

$X+Y=7w^2+4w-6+w^2-11w+13=8w^2-7w+7$

Answer 2

Ответ:

Х+Y = (7w² + 4w - 6) + (w² - 11w + 13) = (7+1)w² + (4-11)w + (-6+13) = 8w² - 7w + 7