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1. ### Can someone help me solve this? tan s is over 1+cos s + sin s is over 1-cos s = cot s + sec s csc S?

... tan⁡ s/(1+cos ⁡s )+ sin⁡ s/(1-cos ⁡s )=cot⁡ s+(sec⁡ s x csc ⁡s) LHS = tan ⁡s/(1+cos⁡ s )+ sin⁡ s/(1-cos ⁡s ) (tan⁡ s(1-cos⁡ s)+sin⁡ s(1+cos...

1 Answers · Science & Mathematics · 17/01/2012

2. ### Pressure and hydraulic head in an aquifer?

... acting) Stand pipe is up to datum [A] in LHS figure? Then the head will be 15 m at A [ If it is...

1 Answers · Science & Mathematics · 27/09/2011

3. ### solve for F in the formula i/p + i/f = i/c show work please?

... the above equation, ifc-ipf=(-ipc) Taking i and f common from LHS of above equation, i*f*(c-p) = i*(-pc) Eliminating i on both sides...

1 Answers · Science & Mathematics · 07/11/2012

4. ### how to verify (sec x +csc x)/(tan x +cot x)=(tan x +cot x)/(sec x +csc x)?

It can't be done. It can be shown that the LHS and the RHS are not equal to each other.

1 Answers · Science & Mathematics · 15/09/2011

5. ### Mechanical oscillations question ? plz help!?

...2 X^2 = C where C is an arbitrary constant The LHS is the sum of two squares so C > 0. It's...

2 Answers · Science & Mathematics · 27/12/2009

6. ### how much pressure can a 2-liter soda bottle take?

.../2t)^2) < 5000 expanding and collecting the LHS => 0.433 P D / t < 5000 Filling in the...

7 Answers · Science & Mathematics · 10/12/2006

7. ### solve for the ff.equation?

...5x/4 -1 = 3x - 4x/6 +9 then shifting -1 to RHS and 3x - 4x/6 to LHS, we get 2x - 5x/4 - 3x + 4x/6 = 9+1 Multiply both side by 12 24x - 15x...

3 Answers · Science & Mathematics · 21/10/2010

8. ### How do you show that for an nxn matrix A the eigenvalue being x, has an inverse and its eigenvalue is 1/x?

...^-1 x X Since A^-1 A = E (unit matrix) LHS = E X = X RHS = x A^-1 X Or...

2 Answers · Science & Mathematics · 07/04/2009

9. ### How do you solve the ODE dy/dx=1/(y+x)?

...u+1)/u u du/(u+1) = dx Now it's separated; to integrate the LHS, let v=u+1, so (1 - 1/v) dv = dx v - ln|v| = x + C1 u - ln|u+1| = x + ...

2 Answers · Science & Mathematics · 02/10/2013

10. ### need help with mathematical induction?

...all n from 1 to ∞ (note zero is not a positive integer) 2. For n=1, LHS = (a+b) and RHS = a+b so the formula holds and P(n=0) ...

1 Answers · Science & Mathematics · 27/03/2011