Nếu tan(x) = 1, hãy tìm giá trị của sec^2(x) + csc^2(x).

The power of secant is even (m m even):. Use u=tanx u = tan ⁡ x and du=sec2xdx. · The power of tangent is odd (n n odd): · m m is even or n n is odd: Use either 1 ... Example. Suppose we wish to solve the equation tanx = −1 for −π ≤ x ≤ π. A graph of the tangent function over this interval is shown in Figure 11. We know from ... Solve for a variable, factor, expand, evaluate fractions, linear equations, quadratic equations, inequalities, systems of equations, matrices. Oct 16, 2021 ... You did the calculus perfectly! The algebra not so good. Algebra is what kills students with Calculus! You had -(1+ tanx)(-sec^2x) = -(1 ... n = 0, ±1, ±2,... In the case ν = 3. 2 one has ξ = x−π and tan θ = −1/x; we infer that the positive roots zeros of J3. 2. (x) satisfy x = (n + 1. 2. )π − arctan ... tan(x + α) tan(x + β) + tan(x + β) tan(x + γ) + tan(x + γ) tan(x + α)=1 . 12. An angle A (less than 180 degrees), a length a and the product k2 of two ... May 23, 2016 ... 1 Answer ... x=nπ+π4 , where n is an integer. Explanation: tanx=1 , but as tan(π4) ... tan-» (p + X) - tan-» p = tan"» í+¿p. + pt - *x - tan~» ** + ** + 1 may be used to make a table of values of tan-1 (m/n). Another systematic use of this ... 1. If sin(x)=513 then find other trigonometry · 2. If cos(x)=1213 then find other trigonometry · 3. If tan(x)=512 then find other trigonometry · 4. If csc(x)=135 ... • Tangent o tan x/2 = ±√ [(1 - cos x)/ (1 + cos x)] o tan x/2 = sin x/ (1 + cos x) o tan x/2 = (1 - cos x)/ sin x. • Remember, pick the positive and ...