Question

Solving $\frac{x^{3} - 2x^{2} + x + 4}{x+1} = \frac{7}{4}\sin\frac{\pi x}{3}$

score 130 · Answer 1 · 2026-04-01 02:49:43

130

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Solving $\frac{x^{3} - 2x^{2} + x + 4}{x+1} = \frac{7}{4}\sin\frac{\pi x}{3}$

Published on 01 Apr 2026 - 2:49

score 225 · Answer 2 · 2018-05-07 17:36:24

225

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2.1k

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score 33 · Answer 5 · 2018-05-07 21:56:37

33

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459

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118

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score 3.4k · Answer 8 · 2018-05-08 05:51:00

3.4k

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score 138 · Answer 9 · 2026-03-25 22:26:07

138

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92

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score 181 · Answer 11 · 2018-05-08 14:01:14

181

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How do I go about simplifying $1-\frac{\sin^2x\tan x}{\tan x+1}-\frac{\cos^2x}{\tan x+1}$ to $\sin x\cos x$

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score 57 · Answer 12 · 2026-03-30 23:15:33

57

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624

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score 117 · Answer 14 · 2026-03-29 12:31:55

117

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score 57 · Answer 15 · 2018-05-09 01:19:31

57

Views

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Published on 09 May 2018 - 1:19

List Question

Solving $\frac{x^{3} - 2x^{2} + x + 4}{x+1} = \frac{7}{4}\sin\frac{\pi x}{3}$

Notation for derivatives of $\sin x$. Can we use $\sin^\prime x$?

How to project 3D vector on unit sphere to 2D in $xz$ plane?

Is there a "rigorous" book on "complete" trigonometry?

Understanding a trigonometric step

How do I find dx/dt implicitly with the function $\tan(x)=4t^{-1}$?

Does $\sin^2x-\cos^2x$ equal $\cos(2x)$

Finding the range of $f(x)=\cos x\left(\sin x+\sqrt{\smash[b]{\frac12+\sin^2x}}\right)$

Determinant involvoing sides and angles of a triangle

Is it possible to find an angle, given ratio of triangle size and length of one side?

How do I go about simplifying $1-\frac{\sin^2x\tan x}{\tan x+1}-\frac{\cos^2x}{\tan x+1}$ to $\sin x\cos x$

Trying to solve this inequation $x\in [0, 2\pi]$: $\log_{\cos{x}}(1+2\cos{x})+\log_{\cos{x}}(1+\cos{x})>1$

Can we always use Euler's formula for complex numbers?

Can we revert law of cosines into its original complex identity?

Find the domain of $\frac{1}{\cos^2(\theta)+\cos(θ)}$

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