Final answer to the problem
Step-by-step Solution
How should I solve this problem?
- Prove from LHS (left-hand side)
- Prove from RHS (right-hand side)
- Express everything into Sine and Cosine
- Exact Differential Equation
- Linear Differential Equation
- Separable Differential Equation
- Homogeneous Differential Equation
- Integrate by partial fractions
- Product of Binomials with Common Term
- FOIL Method
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Starting from the left-hand side (LHS) of the identity
Learn how to solve logarithmic differentiation problems step by step online.
$\frac{\sin\left(3x\right)}{\sin\left(x\right)}+\frac{-\cos\left(3x\right)}{\cos\left(x\right)}$
Learn how to solve logarithmic differentiation problems step by step online. Prove the trigonometric identity sin(3x)/sin(x)+(-cos(3x))/cos(x)=2. Starting from the left-hand side (LHS) of the identity. Simplify \frac{\sin\left(3x\right)}{\sin\left(x\right)} into . Simplify \frac{-\cos\left(3x\right)}{\cos\left(x\right)} into . Simplify the product -(2\cos\left(2x\right)-1).