# Yahoo Web Search

related to: sec

1. ### Trig: Sec ^2 18 - Tan^2 18?

sec ^2(18) - tan^2(18) First off, remember that there is an identity that relates sec ^2(x) with tan^2(x); it goes sec ^2(x) = tan^2(x) + 1. Therefore...

6 Answers Â· Science & Mathematics Â· 13/03/2007

2. ### cointreau??Triple sec ??

Triple Sec can be considered a generic and inexpensive version of Cointreau. ... the amount for Cointreau as compared Triple Sec , you should.

10 Answers Â· Food & Drink Â· 24/02/2007

3. ### SEC (Second Echelon Conference)?

I have lost respect for the SEC due to its extremly weak non-conference scheduling...if you factor beating the cupcakes of the SEC (Miss & Miss St.) thats 6...

16 Answers Â· Sports Â· 31/08/2007

4. ### how do you integrate sec ^3(x)dx using uv substitution?

âŒ  sec ^3(x)dx = âŒ  sec (x) sec ^2(x)dx u=secx du= sec (x)tan(x)dx dv= sec ^2(x)dx v = tan(x) âŒ  sec ^3(x)dx = sec (x...x)- âŒ ( sec ^2(x)-1) sec (x)dx âŒ  sec ^3(x)dx = sec (x)tan(x)- âŒ ( sec ^2(x) sec (x)dx + âŒ  sec (x)dx transpose âŒ ( sec ^2(x) sec (x)dx to...

3 Answers Â· Science & Mathematics Â· 20/03/2011

5. ### I need some help please sec Î¸ Alg. 2?

Since sec Î¸ = 1/cosÎ¸, consider the sign of cosÎ¸ (since sec Î¸ and cosÎ¸ will have the...cosÎ¸ < 0 in Quadrants II and III, sec Î¸ < 0 in Quadrants II and III as...

1 Answers Â· Science & Mathematics Â· 23/08/2011

6. ### Prove sec ^2(x) integrates to tan(x).?

âˆ« sec ^2(x) dx multiply and divide with tan x âˆ«tan x sec ^2(x) dx / tan x let tan x = u sec ^2(x) dx = du now the integral becomes...

5 Answers Â· Science & Mathematics Â· 03/01/2010

7. ### Prove Recursion Formula for integral of sec ^n(x) dx?

I = âˆ« sec ^n(x) dx = âˆ« sec ^(n-2)(x) sec ^2(x) dx = âˆ« sec ^(n-2)(x) dtan(x) = sec ^(n-2)(x) tan(x) - âˆ«tan(x) (n-2) sec ^(n-2) tan(x) dx = sec ^(n-2)(x) tan(x) - âˆ«(n-2) sec ^(n-2) tan^2(x) dx = sec ^(n-2...

3 Answers Â· Science & Mathematics Â· 05/02/2011

8. ### Integral of tan^4 x sec x dx?

âˆ« sec (x) tan^4(x) dx For the integrand tan^4(x) sec (x), use the trigonometric identity tan^2(x) = sec ^2(x)-1... the reduction formula, âˆ« sec ^m(x) dx = (sin(x) sec ^(m-1)(x))/(m-1) + (m-2)/(m-1) âˆ« sec ^(-2+m)(x) dx, where...

2 Answers Â· Science & Mathematics Â· 25/10/2010

9. ### Proving identities: 1.) sec ^ 4 - sec ^ 2 = tan^ 4 + tan^ 2?

1.) sec ^ 4 - sec ^ 2 = tan^ 4 + tan^ 2 = sec ^2x( sec ^2x-1) = sec ^2xtan^2x =(1+tan^2x)(tan^2x) =tan^2x+tan^4x answer// 2.) (tan(a...sin^2(a)cos^2(a) ......1..............1 =------------- - ------------- ....cos^2a......sin^2(a) = sec ^2(a)-csc^2(a) answer//

3 Answers Â· Science & Mathematics Â· 21/03/2009

10. ### u-substitution of integral sec x dx?

sec (x) * dx => sec (x) * ( sec (x) + tan(x)) * dx / ( sec (x) + tan(x)) => ( sec (x)^2 * dx + sec (x) * tan(x) * dx) / ( sec (x) + tan(x)) u = sec (x) + tan(x) du = sec (x) * tan(x) * dx + sec (x)^2 * dx du / u ...

4 Answers Â· Science & Mathematics Â· 17/04/2013