Question

Solve $\sqrt{3}\sin(x)+\cos(x)-2=0$

score 2.3k · Answer 1 · 2026-04-17 06:31:29

2.3k

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Solve $\sqrt{3}\sin(x)+\cos(x)-2=0$

Published on 17 Apr 2026 - 6:31

score 227 · Answer 2 · 2026-04-15 13:17:51

227

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Why are $sin(x)$ and $cos(x)$ irrational for (non-zero) rational values of $x$?

Published on 15 Apr 2026 - 13:17

score 32 · Answer 3 · 2026-04-11 07:41:44

32

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Can you help me to understand this aproximation?

Published on 11 Apr 2026 - 7:41

score 49 · Answer 4 · 2026-04-17 09:01:08

49

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Prove $0\leqq x^{2}+ y^{2}- 2\,x^{2}y^{2}+ 2\,xy\sqrt{1- x^{2}}\sqrt{1- y^{2}}\leqq 1$

Published on 17 Apr 2026 - 9:01

score 110 · Answer 5 · 2026-04-16 03:46:05

110

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Using De Moivre's law to compute $(-\sqrt3+i)^{2/3}$

Published on 16 Apr 2026 - 3:46

score 141 · Answer 6 · 2026-04-15 10:22:44

141

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Cosine related to Bitwise XOR through Repeated Roots

Published on 15 Apr 2026 - 10:22

score 61 · Answer 7 · 2026-04-09 10:39:11

61

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Need help on a trigonometry problem

Published on 09 Apr 2026 - 10:39

score 101 · Answer 8 · 2026-04-14 21:02:25

101

Views

Find all the general solutions of $3 \sin 2x = -1$.

Published on 14 Apr 2026 - 21:02

score 82 · Answer 9 · 2026-04-14 23:14:41

82

Views

$\sin(x)+p\cos(x)=2p, p\in\mathbb{R}$ has solutions for $p=?$

Published on 14 Apr 2026 - 23:14

score 53 · Answer 10 · 2026-04-08 17:19:48

53

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Need help on a problem on trigonometry

Published on 08 Apr 2026 - 17:19

score 1.3k · Answer 11 · 2026-04-15 21:36:59

1.3k

Views

Distance between circumcentre and incenter of an isosceles triangle with base angle less than 45°.

Published on 15 Apr 2026 - 21:36

score 363 · Answer 12 · 2026-04-14 11:54:27

363

Views

The inradius in a right angled triangle with integer side is r, if r = 4 the greatest perimeter is ??

Published on 14 Apr 2026 - 11:54

score 58 · Answer 13 · 2026-04-11 09:01:09

58

Views

Triangle parameterisation

Published on 11 Apr 2026 - 9:01

score 96 · Answer 14 · 2026-04-14 06:34:22

96

Views

Better way to find the angle subtended by OI at the vertex.

Published on 14 Apr 2026 - 6:34

score 544 · Answer 15 · 2026-04-15 15:54:47

544

Views

Check whether $f'(x)$ is greater than zero or not for all $x\in \Bbb R$.

Published on 15 Apr 2026 - 15:54

List Question

Solve $\sqrt{3}\sin(x)+\cos(x)-2=0$

Why are $sin(x)$ and $cos(x)$ irrational for (non-zero) rational values of $x$?

Can you help me to understand this aproximation?

Prove $0\leqq x^{2}+ y^{2}- 2\,x^{2}y^{2}+ 2\,xy\sqrt{1- x^{2}}\sqrt{1- y^{2}}\leqq 1$

Using De Moivre's law to compute $(-\sqrt3+i)^{2/3}$

Cosine related to Bitwise XOR through Repeated Roots

Need help on a trigonometry problem

Find all the general solutions of $3 \sin 2x = -1$.

$\sin(x)+p\cos(x)=2p, p\in\mathbb{R}$ has solutions for $p=?$

Need help on a problem on trigonometry

Distance between circumcentre and incenter of an isosceles triangle with base angle less than 45°.

The inradius in a right angled triangle with integer side is r, if r = 4 the greatest perimeter is ??

Triangle parameterisation

Better way to find the angle subtended by OI at the vertex.

Check whether $f'(x)$ is greater than zero or not for all $x\in \Bbb R$.

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