Trigonometry Examples

$y = 4 \cos (2) x + 1$

Step 1

Simplify each term.

Tap for more steps...

Step 1.1

Evaluate $\cos (2)$ .

$y = 4 \cdot 0.99939082 x + 1$

Step 1.2

Multiply $4$ by $0.99939082$ .

$y = 3.9975633 x + 1$

Step 2

A linear equation is an equation of a straight line, which means that the degree of a linear equation must be $0$ or $1$ for each of its variables. In this case, the degree of variable $y$ is $1$ and the degree of variable $x$ is $1$ .

Linear