Final Answer
false
Step-by-step Solution
Problem to solve:
$\cos\left(135\right)=4\cos\left(45-3\cos\left(315\right)\right)$
Specify the solving method
1
The cosine of $135$ equals $-0.996088$
$-0.996088=4\cos\left(\right)$
Learn how to solve trigonometric equations problems step by step online.
$-0.996088=4\cos\left(\right)$
Learn how to solve trigonometric equations problems step by step online. Solve the equation cos(135)=4cos(). The cosine of 135 equals -0.996088. The cosine of 315 equals 0.666916. Multiply -3 times 0.666916. Subtract the values 45 and -2.000748.
Final Answer
false