Category: ECE Board

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Solution: Evaluate (sin⁡0°+sin1°+sin⁡2°+…+sin⁡89°+sin⁡90°)/(cos⁡0°+cos⁡1°+cos⁡2°+…+cos⁡89°+cos⁡90°)

Solution: Evaluate (sin⁡0°+sin1°+sin⁡2°+…+sin⁡89°+sin⁡90°)/(cos⁡0°+cos⁡1°+cos⁡2°+…+cos⁡89°+cos⁡90°)

Solution: Solve for A for the given equation cos^2A = 1 – cos^2A.

Solution: Solve for A for the given equation cos^2A = 1 – cos^2A.

Solution: Solve for x in the equation: arc tan(x+1)+arctan (x – 1)=arctan(12)

Solution: Solve for x in the equation: arc tan(x+1)+arctan (x – 1)=arctan(12)

Solution: Solve for x in the given equation: Arctan (2x)+arctan(x)=π/4

Solution: Solve for x in the given equation: Arctan (2x)+arctan(x)=π/4

Solution: Evaluate arc cot (2cos (arc sin 0.5))

Solution: Evaluate arc cot (2cos (arc sin 0.5))

Solution: Arc tan(2cos (arc sin (3^(1/2) / 2))) is equal to

Solution: Arc tan(2cos (arc sin (3^(1/2) / 2))) is equal to

Solution: Simplify the expression secθ – (secθ) sin^2θ

Solution: Simplify the expression secθ – (secθ) sin^2θ

Solution: Simplify the equation sin^2θ(1+cot^2 θ)

Solution: Simplify the equation sin^2θ(1+cot^2 θ)

Solution: Find the value of (sin⁡θ + cos⁡θtan⁡θ)/cos⁡θ

Solution: Find the value of (sin⁡θ + cos⁡θtan⁡θ)/cos⁡θ

Solution: Find the value of y in the given: y=(1+cos2θ)tanθ

Solution: Find the value of y in the given: y=(1+cos2θ)tanθ

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