Mathematics, 28.12.2019 20:31, 49Janett

Which of the following is not a valid strategy for solving the given equation?
a. to solved the equation cos²θ= sinθcosθ, first subtract sinθcosθ from both sides, then factor out the common factor of cosθ on the left side. b. to solve the equation cos²θ=sinθcosθ, ***first divide both sides by cosθ.c. to solve sin2θ+2cosθsin2θ=0, first factor out the common factor of sin2θ on the left side. d. to solve the equation sinθ+cosθ=1, first square both sides of the equation.

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Which of the following is not a valid strategy for solving the given equation?
a. to solved t...