Math Problem Statement

Упрости выражение. cost 6x + sin^ 6x - 6 cos? 6x sin* 6x = 0 Запиши в поле ответа значение х в градусах в виде десятичной дроби, принадлежащее промежутку (0°; 10°).

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Trig Identities
Algebraic Manipulation

Formulas

cos^2 x + sin^2 x = 1
(a^2 + b^2)^3 - 6a^2b^2
cos^2 x sin^2 x = (1/4) sin^2 2x
sin^2 2x = 2/3

Theorems

Pythagorean Identity
Double Angle Identity

Suitable Grade Level

Grades 10-12