Trigonometry Examples

$r (6 \cos (5 x) + 5 \sin (6 x)) = 11$

Step 1

Simplify $r (6 \cos (5 x) + 5 \sin (6 x))$ .

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Step 1.1

Apply the distributive property.

$r (6 \cos (5 x)) + r (5 \sin (6 x)) = 11$

Step 1.2

Reorder.

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Step 1.2.1

Rewrite using the commutative property of multiplication.

$6 r \cos (5 x) + r (5 \sin (6 x)) = 11$

Step 1.2.2

Rewrite using the commutative property of multiplication.

$6 r \cos (5 x) + 5 r \sin (6 x) = 11$