Math Problem Statement

jika x² = cos t, y² = sin t, maka x adalah

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Quadratic Equations
Trigonometric Functions

Formulas

x^2 = cos t
y^2 = sin t
x = ±√(cos t)

Theorems

Pythagorean identity (x^2 + y^2 = 1 when using cos and sin)
Quadratic formula in terms of trigonometric functions

Suitable Grade Level

Grades 10-12