Пошаговое объяснение:
(2х - 1)(4х³ + 2х + 1) - 4х(2х² - 3) =
2х(4х³ + 2х + 1) - 1(4х³ + 2х + 1) - 4х(2х² - 3) =
8х⁴ + 4х² + 2х - 4х³ - 2х - 1 - 8х³ + 12х =
8х⁴ + (-4х³ - 8х³) + 4х² + (2х - 2х + 12х) - 1 =
8х⁴ + (-12х³) + 4х² + 12х - 1 =
8х⁴ - 12х³ + 4х² + 12 - 1
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Пошаговое объяснение:
(2х - 1)(4х³ + 2х + 1) - 4х(2х² - 3) =
2х(4х³ + 2х + 1) - 1(4х³ + 2х + 1) - 4х(2х² - 3) =
8х⁴ + 4х² + 2х - 4х³ - 2х - 1 - 8х³ + 12х =
8х⁴ + (-4х³ - 8х³) + 4х² + (2х - 2х + 12х) - 1 =
8х⁴ + (-12х³) + 4х² + 12х - 1 =
8х⁴ - 12х³ + 4х² + 12 - 1