Thursday

October 2, 2014

October 2, 2014

Posted by **John** on Tuesday, June 28, 2011 at 1:51pm.

a. Explain why the substitution x = asin(Theta) guarantees that cos(Theta) is greater than or equal to 0 .

b. What sort of restriction must we put on x and a so that the substitution x = asec(Theta)will guarantee that tan(Theta) is greater than or equal to 0?

**Answer this Question**

**Related Questions**

Calculus 2 - Evalute the integral of x/(x^2+4)dx using u-substitution and then ...

Trigonometry - I don't understand how I'm supposed set the problem up or what ...

trig - in proving trigonometric identities if sec theta - tan theta sin theta is...

Trigonometric Functions - Determine the Value of all six trigonometric functions...

Trigonometry - Okay, I have been given a trigonometric equation to solve (sin^2(...

trig - in proving trigonometric identities if 1 + sin^2 theta is equal to 2 sin^...

math - int 1/ (sq rt (4sec^2 x +4)) dx trigonometric substitution expression: sq...

trig - what is the correct answer in proving trigonometric identities if tan ...

trig - in proving trigonometric identities if cot theta sin theta = cos theta. ...

Trig - Find the other five trigonometric ratios of theta. cos theta=7/20 cos ...