Verify the identity.

$$\arccos (-x) = \pi-\arccos x$$

Describe the difference between an equation and an identity.

Verify the identity. $\sinh x+\cosh x=e^{x}$

Verify the given identity.

arcsin (-x) = -arcsin x

Verify the given identity.

arctan(-x) = -arctan x

$-8(1)=$______ , multiplicative identity property

Prove the identity.

$$\cosh x+\sinh x=e^x$$

Verify the identity in (23) by termwise differentiation.

Is there an identity for multiplication of integers? If so, what is it?

Verify the identity,.

$$\arccos (-x)=\pi-\arccos x$$

Verify the identity.

$$\cot x \tan (-x)=-1$$

Is $\cot A=\frac{(\csc A)}{(\sec A)}$ an identity?

Prove the given trigonometric identity.

$$\sin (A+B)$$

Complete the sum or difference identity.

$\sin (x-y)=$ ________