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1
answer
883
views
1
answer
Find the value of $sin(15^{o})$ using compound angles
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
1
vote
1
answer
3.8k
views
1
answer
The length , breadth and height of a cuboid are 8 cm,11 cm and 15 cm respectively.Find the total surface area.
jee mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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4.4k
views
1
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Find the range of the data: 14,18,22,35,42,44,8,7,5 and 2
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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6.1k
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1
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If mean is 34.5 and standard deviation is 5 find the coefficient of variance.
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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708
views
1
answer
If A = $\left[\begin{array}{ccc}{0} & {1} & {-1} \\ {4} & {-3} & {4} \\ {3} & {-3} & {4}\end{array}\right]$ prove that $A^{2}=I$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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5.5k
views
1
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Resolve into partial fractions: $\frac{x^{2}+23 x}{(x+3)\left(x^{2}+1\right)}$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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682
views
1
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If $\tan A=\frac{1}{2}, \tan B=\frac{1}{3}, find the value of \tan (A+B)$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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761
views
1
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Prove $: \tan \left(\frac{\pi}{4}+A\right)=\frac{\cos A+\sin A}{\cos A-\sin A}$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
2
answers
1.0k
views
2
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Prove: $\frac{\sin 4 A+\sin 5 A+\sin 6 A}{\cos 4 A+\cos 5 A+\cos 6 A}=\tan 5 A$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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676
views
1
answer
Prove $: \cos ^{-1}\left(\frac{4}{5}\right)+\cos ^{-1}\left(\frac{12}{13}\right)=\cos ^{-1}\left(\frac{33}{65}\right)$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
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1
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1.6k
views
1
answer
If A = $\left[\begin{array}{lll}{2} & {4} & {4} \\ {4} & {2} & {4} \\ {4} & {4} & {2}\end{array}\right]$ show that $A^{2} - 8A$ is scalar matrix.
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
3.6k
views
1
answer
Resolve into partial fraction: $\frac{3 x-1}{(x-4)(x+1)(x-1)}$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
778
views
1
answer
Prove that $\cos 20^{\circ} \cdot \cos 40^{\circ} \cdot \cos 60^{\circ} \cdot \cos 80^{\circ}=\frac{1}{16}$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
2
votes
1
answer
9.3k
views
1
answer
Find the acute angle between the lines 3x+2y+4=0 and 2x-3y-7=0.
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
1
vote
1
answer
7.9k
views
1
answer
Find the equation of line passing through the point (2,5) and through the intersection of the lines x+y = 0, and 2x-y=9.
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
652
views
1
answer
Prove $: \tan ^{-1}\left(\frac{1}{7}\right)+\tan ^{-1}\left(\frac{1}{13}\right)=\cos ^{-1}\left(\frac{9}{2}\right)$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
827
views
1
answer
Prove: $\sin A . \sin (60-A) . \sin (60+A)=\frac{1}{4} \sin 3 A$
engineering mathematics updated 4.0 years ago by krithikkm200 • 10
0
votes
1
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7.6k
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1
answer
Strong, Weak and Random Passwords
cryptography and system security updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
1.2k
views
1
answer
DoS - Attack
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
2.8k
views
1
answer
Classification of DoS Attacks
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
4.0k
views
1
answer
Types or Levels of DoS Attacks
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
3.1k
views
1
answer
Tools Used to Launch DoS Attack
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
votes
1
answer
1.3k
views
1
answer
DDoS - Attack
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
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1
answer
1.0k
views
1
answer
How to Protect from DoS/DDoS Attacks
infrastructure security updated 4.0 years ago by krithikkm200 • 10
0
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1
answer
1.4k
views
1
answer
Tools for detecting DoS/DDoS attacks
infrastructure security updated 4.0 years ago by krithikkm200 • 10
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