Evaluating inverse trigonometric functions Without using a calculator, evaluate the following expressions.

$\(\tan\)^{-1}\(\left\)(\(\tan\[\left\)(\(\frac{\pi}{4}\]\right\))\(\right\))$

Evaluating inverse trigonometric functions Without using a calculator, evaluate the following expressions.

$\(\tan\)^{-1}\(\left\)(\(\tan\[\left\)(\(\frac{3\pi}{4}\]\right\))\(\right\))$

Evaluating inverse trigonometric functions Without using a calculator, evaluate the following expressions.

$\(\tan\]\left\)(\(\tan\)^{-1}1\(\right\))$

Express $\(\theta\)$ in terms of $x$ using the inverse sine, inverse tangent, and inverse secant functions. <IMAGE>

Inverse sines and cosines Evaluate or simplify the following expressions without using a calculator.

cos⁻¹ √3/2

Inverse sines and cosines Evaluate or simplify the following expressions without using a calculator.

cos⁻¹ (- 1/2 )

Inverse sines and cosines Evaluate or simplify the following expressions without using a calculator.

sin⁻¹ ( -1 )