2*cos^2(2*x+40)+5*sin(2*x+40)-4=0

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Solution for 2*cos^2(2*x+40)+5*sin(2*x+40)-4=0 equation:


Simplifying
2cos2(2x + 40) + 5sin(2x + 40) + -4 = 0

Reorder the terms:
2cos2(40 + 2x) + 5sin(2x + 40) + -4 = 0
(40 * 2cos2 + 2x * 2cos2) + 5sin(2x + 40) + -4 = 0
(80cos2 + 4cos2x) + 5sin(2x + 40) + -4 = 0

Reorder the terms:
80cos2 + 4cos2x + 5ins(40 + 2x) + -4 = 0
80cos2 + 4cos2x + (40 * 5ins + 2x * 5ins) + -4 = 0
80cos2 + 4cos2x + (200ins + 10insx) + -4 = 0

Reorder the terms:
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 0

Solving
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 80cos2 + 4cos2x + 200ins + 4 + 10insx = 0 + 4

Reorder the terms:
-4 + 4 + 80cos2 + 4cos2x + 200ins + 10insx = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 80cos2 + 4cos2x + 200ins + 10insx = 0 + 4
80cos2 + 4cos2x + 200ins + 10insx = 0 + 4

Combine like terms: 0 + 4 = 4
80cos2 + 4cos2x + 200ins + 10insx = 4

Add '-200ins' to each side of the equation.
80cos2 + 4cos2x + 200ins + -200ins + 10insx = 4 + -200ins

Combine like terms: 200ins + -200ins = 0
80cos2 + 4cos2x + 0 + 10insx = 4 + -200ins
80cos2 + 4cos2x + 10insx = 4 + -200ins

Add '-10insx' to each side of the equation.
80cos2 + 4cos2x + 10insx + -10insx = 4 + -200ins + -10insx

Combine like terms: 10insx + -10insx = 0
80cos2 + 4cos2x + 0 = 4 + -200ins + -10insx
80cos2 + 4cos2x = 4 + -200ins + -10insx

Reorder the terms:
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 4 + -200ins + -10insx + -4 + 200ins + 10insx

Reorder the terms:
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 4 + -4 + -200ins + 200ins + -10insx + 10insx

Combine like terms: 4 + -4 = 0
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 0 + -200ins + 200ins + -10insx + 10insx
-4 + 80cos2 + 4cos2x + 200ins + 10insx = -200ins + 200ins + -10insx + 10insx

Combine like terms: -200ins + 200ins = 0
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 0 + -10insx + 10insx
-4 + 80cos2 + 4cos2x + 200ins + 10insx = -10insx + 10insx

Combine like terms: -10insx + 10insx = 0
-4 + 80cos2 + 4cos2x + 200ins + 10insx = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + 40cos2 + 2cos2x + 100ins + 5insx) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-2 + 40cos2 + 2cos2x + 100ins + 5insx)' equal to zero and attempt to solve: Simplifying -2 + 40cos2 + 2cos2x + 100ins + 5insx = 0 Solving -2 + 40cos2 + 2cos2x + 100ins + 5insx = 0 Move all terms containing c to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 40cos2 + 2cos2x + 100ins + 2 + 5insx = 0 + 2 Reorder the terms: -2 + 2 + 40cos2 + 2cos2x + 100ins + 5insx = 0 + 2 Combine like terms: -2 + 2 = 0 0 + 40cos2 + 2cos2x + 100ins + 5insx = 0 + 2 40cos2 + 2cos2x + 100ins + 5insx = 0 + 2 Combine like terms: 0 + 2 = 2 40cos2 + 2cos2x + 100ins + 5insx = 2 Add '-100ins' to each side of the equation. 40cos2 + 2cos2x + 100ins + -100ins + 5insx = 2 + -100ins Combine like terms: 100ins + -100ins = 0 40cos2 + 2cos2x + 0 + 5insx = 2 + -100ins 40cos2 + 2cos2x + 5insx = 2 + -100ins Add '-5insx' to each side of the equation. 40cos2 + 2cos2x + 5insx + -5insx = 2 + -100ins + -5insx Combine like terms: 5insx + -5insx = 0 40cos2 + 2cos2x + 0 = 2 + -100ins + -5insx 40cos2 + 2cos2x = 2 + -100ins + -5insx The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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