Заполните таблицу:
при x = −4:
3x = 3 * (−4) = −12;
−2x = −2 * (−4) = 8;
5x − 2 = 5 * (−4) − 2 = −20 − 2 = −22.
при x = −3:
3x = 3 * (−3) = −9;
−2x = −2 * (−3) = 6;
5x − 2 = 5 * (−3) − 2 = −15 − 2 = −17.
при x = −2:
3x = 3 * (−2) = −6;
−2x = −2 * (−2) = 4;
5x − 2 = 5 * (−2) − 2 = −10 − 2 = −12.
при x = −1:
3x = 3 * (−1) = −3;
−2x = −2 * (−1) = 2;
5x − 2 = 5 * (−1) − 2 = −5 − 2 = −7.
при x = 0:
3x = 3 * 0 = 0;
−2x = −2 * 0 = 0;
5x − 2 = 5 * 0 − 2 = 0 − 2 = −2.
при x = 1:
3x = 3 * 1 = 3;
−2x = −2 * 1 = −2;
5x − 2 = 5 * 1 − 2 = 5 − 2 = 3.
при x = 2:
3x = 3 * 2 = 6;
−2x = −2 * 2 = −4;
5x − 2 = 5 * 2 − 2 = 10 − 2 = 8.
при x = 3:
3x = 3 * 3 = 9;
−2x = −2 * 3 = −6;
5x − 2 = 5 * 3 − 2 = 15 − 2 = 13.
при x = 4:
3x = 3 * 4 = 12;
−2x = −2 * 4 = −8;
5x − 2 = 5 * 4 − 2 = 20 − 2 = 18.