Solve the system of equations 2x-y=1; x+2y=8 graphically and find the coordinates of the points where corresponding lines intersect y-axis.
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$1$ If $cosθ=-$ $\sqrt{3} $ then evaluate $1-cos^{2}θ$ $3$ $-=-$ $2-sin^{2}θ$ $5$ $2.$ $3$ Evaluate $\int $ $|x^{2}-2x|dx$ $1$
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$1.$ If $1$ $cosθ=-$ $\sqrt{3} $ then evaluate $1-cos^{2}θ$ $3$ $-=-$ $2-sin^{2}θ$ $5$ $2.$ $3$ Evaluate $\int |x^{2}-2x|dx$ $1$
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$1.$ If $1$ $cosθ=-$ $\sqrt{3} $ then evaluate $1-cos^{2}θ$ $3$ $-=-$ $2-sin^{2}θ$ $5$ $2.$ $3$ Evaluate $\int |x^{2}-2x|dx$ $1$
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$1.$ If $1$ $cosθ=-$ $\sqrt{3} $ then evaluate $1-cos^{2}θ$ $3$ $-=-$ $2-sin^{2}θ$ $5$ $2.$ $3$ Evaluate $\int |x^{2}-2x|dx$ $1$
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