Question

1 c ² - 2c + 12, c = 1,5
помогите срочно​

Answer 1

${1.5}^{2} - 2 \times 1.5 + 12 = 2.25 - 3 + 12 = 14.25 - 3 = 11.25$

Answer 2

Ответ:

(c-1)²+11=(1,5-1)+11= 0,5+11=11,5