Solve sin70^circ+csc20^circ-2cos70^circ-csc20^circ=0

$$\sin 70 ^ { \circ } + \csc 20 ^ { \circ } - 2 \cos 70 ^ { \circ } - \csc 20 ^ { \circ } = 0$$

Verify

Solution Steps

Evaluate trigonometric functions in the problem

$$0.9396926207859083 + 2.9238044001630876 - 2 \cdot 0.3420201433256688 - 2.9238044001630876 = 0$$

Add 0.9396926207859083 and 2.9238044001630876 to get 3.8634970209489959.

$$3.8634970209489959-2\times 0.3420201433256688-2.9238044001630876=0$$

Multiply 2 and 0.3420201433256688 to get 0.6840402866513376.

$$3.8634970209489959-0.6840402866513376-2.9238044001630876=0$$

Subtract 0.6840402866513376 from 3.8634970209489959 to get 3.1794567342976583.

$$3.1794567342976583-2.9238044001630876=0$$

Subtract 2.9238044001630876 from 3.1794567342976583 to get 0.2556523341345707.

$$0.2556523341345707=0$$

Compare 0.2556523341345707 and 0.

$$\text{false}$$