sin(pi/2) = ?, cos(pi/2) = ?, sec(pi/2) = ?, csc(pi/2) = ?

Feb 8, 2025 ... ... 2 which maintains many properties of the. GSH family derived in ... cot(ht)−πcot(hπ)−π < t < 0,. (1 −hπ cot(hπ))/h t = 0 ,. tcoth(ht) ... Apr 5, 2022 ... If tan ((π/2) sin θ)= cot ((π/2) cos θ), then sin θ+ cos θ= (A) 2 n-1 (B) 2 n+1 (C) 2 n (D) n. Check Answer and Solution for above question ... Feb 25, 2021 ... ... [2], [3] , [4]. All the equations that we will present in this Pr ... (cot(pi*x/c))/pi).^k);. X2=12*sin(b*(x-d*acot(cot(pi*x./d))/pi).^k);. Aug 10, 2020 ... The expression under the limit sign in question is just a Riemann sum for ∫π/2012(1x−cotx)dx=12lnπ2,. which therefore is the value of the ... ... 2√32=-√33, cot11π6=xy=√32-12=-√3. Evaluate the six trigonometric functions for θ=π2. Answers. sinπ2=1; cosπ2=0; tanπ2=undefined; cscπ2=1; secπ2=undefined; cotπ2 ... Jun 15, 2018 ... limn→∞cot({π NS2(t)}/{y}), =-i. limn→∞cot(π i NS3(t)), =i. limn ... {-2\pi Nt/y}>2+\epsilon_2. \end{align} Completing the square and ... Mar 22, 2017 ... Tan (pi/2 - u) = cot (u) Since tan (pi/2) is undefined, use a Reciprocal Identity, and then use the Substitution Formulas to simplify. Tan (pi/2 ... cot 𝜋 2. 100. views · Textbook Question. In Exercises 9–16, evaluate the trigonometric function at the quadrantal angle, or state that the expression is ... Apr 26, 2017 ... Only a few cyclooctatetraene dianion (COT) π-complexes of lanthanides have been crystallographically characterized. ... (2) Å [average 2.427 (2) Å] ... ... π) for which cotθ = - 1. √. 3 . From the 30-60-90 triangle we know that cot(π. 3. ) = 1. √. 3 . Therefore, cot(π - π. 3. ) = - 1. √. 3 . Thus arccot(-. 1. /. 3. ) ...