Ask
Login
TAGGED IN

Engineering Mathematics

Follow this tag to get notifications whenever a new post is added

ALL TAGS
1
vote
1
answer
5.9k
views
1
answer
Find the equation of the line passing through (3,-4) and having slope $\frac{3}{2}$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
712
views
1
answer
Find the equation of line passing through (3,4) and perpendicular to the line 2x-3y+5=0
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
1
vote
1
answer
13k
views
1
answer
Find the acute angle between the lines 3x - y = 4 and 2x + y = 3
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
3.0k
views
1
answer
Find the capacity of a cylindrical water tank whose radius is 2.1m and length is 5m.
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
707
views
1
answer
Solve the following equations by matrix inversion method:
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
873
views
1
answer
Find the value of $sin(15^{o})$ using compound angles
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
4.4k
views
1
answer
Find the range of the data: 14,18,22,35,42,44,8,7,5 and 2
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
6.1k
views
1
answer
If mean is 34.5 and standard deviation is 5 find the coefficient of variance.
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
694
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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
5.4k
views
1
answer
Resolve into partial fractions: $\frac{x^{2}+23 x}{(x+3)\left(x^{2}+1\right)}$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
671
views
1
answer
If $\tan A=\frac{1}{2}, \tan B=\frac{1}{3}, find the value of \tan (A+B)$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
751
views
1
answer
Prove $: \tan \left(\frac{\pi}{4}+A\right)=\frac{\cos A+\sin A}{\cos A-\sin A}$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
2
answers
1.0k
views
2
answers
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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
664
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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
1.5k
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 3.7 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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
762
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 3.7 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 3.7 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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
645
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 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
817
views
1
answer
Prove: $\sin A . \sin (60-A) . \sin (60+A)=\frac{1}{4} \sin 3 A$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
2.2k
views
1
answer
Find the distance between lines 3x+2y=5 and 6x+4y=66
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
2
answers
1.1k
views
2
answers
The Volume of cube is $1000 cm^{3}.$ Find its total surface area.
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
4.6k
views
1
answer
Solve the following equations by matrix inversion method: x+3y + 2z = 6, 3x-2y+5z=5, 2x-3y+6z=7
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
0
votes
1
answer
583
views
1
answer
prove that :$\frac{1}{\log _{3} 6}+\frac{1}{\log _{8} 6}+\frac{1}{\log _{9} 6}=3$
engineering mathematics updated 3.7 years ago by krithikkm200 • 10
<prev • 1,668 results • page 7 of 67 • next >