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