英语翻译 1) If x=sin 2 ,y =cos 2 ,find in terms of . 2) Show that the point P( ,)lies
【题目】帮忙把以下英语的数学题翻译下.不要用翻译器1) fx=sin2 , y=cos2 ,find in terms of .2) Show that the point P( )lies on the curve b x - a y = a b.Show that the equation of the tangent to the c urve at P is br(t +1)-ay(t -1)=2abt.T he tangent cuts the...
Now we shall introduce identities expressing the trigonometric functions asmultiplesof x, i.e. 2x, 3s, 4x etc. in terms of the values of x. some of the commonly used identities are – sin 2x = 2 sin x cos x cos 2x = cos2x – sin2x ...
sin x − 1 = cos x − 1 arrow_forward rewrite cos(x+4pi/3) in terms of sin(x) and cos(x) arrow_forward Simplify () (a-6)] [cos (atb) COS 12 COs a cosb COs t COS arrow_forward Rewrite -6 sin(æ) - 3 cos(x) as A sin(x + 4) arrow_fo...
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sin2x/tan2x in terms of the first power of cosine using the power-reducing formula. Cosine: Double Angle FormulaIt is often useful to reduce the square of a cosine function to a first power. According to the double angle formula, given a function ...
θ=-1/6 t to evaluate a constant, or as limits, in a solution with terms a, and b/(sin^2θ) wher ab….G...Obtain solutionx=√(cosec20+12 相关知识点: 试题来源: 解析 Use chain ruleObtain correct answer in any formSeparate variables correctly and integrate at least one sid...
先把sin(X^2)看成整体,导数是3[sin(x^2)]^2 再把x^2看成整体,导数是cos(x^2) 最后求x^2的导数是2x 根据复合函数求导的公式,y'=3[sin(x^2)]^2*cos(x^2)*2x=6xcos(x^2)[sin(x^2)]^2 【解析】【分析】想要保持年轻吗?单从头脑上来说,越是乐于思考、使用大脑的人,越不容易脑衰老,日...
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At x=5π6 , the function f (x) = 2 sin 3 x + 3 cos 3 x is Amaximum Bminimum Czero Dneither maximum nor minimumSubmit A function y=f(x) satisfies A function y=f(x) satisfiesf(x)=−1x2−π2sin(πx);f'(2)=π+12 andf(1)=0. The value of f(12) then View ...