Questions Asked

Miyuru:
Group Title
\[cos^1\frac{4}{5} + cos^1\frac{12}{13}=cos^1\frac{33}{65}\] when the inverse function takes principal range.
 updated 9 months ago
 30 replies
 1 Medal

Miyuru:
Group Title
Need help solving this problem!!
[\overset{lim}{x\rightarrow0}\frac{\frac{4}{3}sin^3x  5sin x^2}{3x^2}\]
Using the theorem [\overset{lim}{x…
 updated 10 months ago
 1 reply
 1 Medal

Miyuru:
Group Title
Need help!!
\[A,P,Q \space and \space R \space are \space four \space points \space such \space that \space \vec{AP}=2\bold{a},\vec{AQ}=3\bo…
 updated one year ago
 2 replies
 No Medals Yet

Miyuru:
Group Title
Help me with this.
The angle between \[3ij\] and \[2i+\lambda j\] is \[\frac{pi}{4}\]. Find the value of \[\lambda\]
 updated one year ago
 23 replies
 2 Medals

Miyuru:
Group Title
How to solve this question ? o.O
If \[4\mathbf{i}3\mathbf{j}\] and \[\lambda\mathbf{i}+2\mathbf{j}\] are perpendicular to each other, find …
 updated one year ago
 154 replies
 4 Medals

Miyuru:
Group Title
How to show that the left hand side of the below equation equals the right hand side ?
\(\dfrac{cos A}{1+sin A} = tan(45+\dfrac{A}{2}) \)
 updated one year ago
 6 replies
 3 Medals

Miyuru:
Group Title
How to show that the left hand side of the below equation equals the right side when A+B+C =180
 updated one year ago
 56 replies
 2 Medals

Miyuru:
Group Title
Please help me to solve this...
The given diagram shows a triangle ABC and one of its excircular. If AE = 13cm, find the perimater
of the …
 updated one year ago
 17 replies
 1 Medal

Miyuru:
Group Title
How can I find the distances marked by the symbols?
The center of the circle is O
( A question involving tangents )
 updated 2 years ago
 44 replies
 2 Medals

Miyuru:
Group Title
How to find x..
 updated 2 years ago
 33 replies
 2 Medals

Miyuru:
Group Title
An institute where electric bulbs are manufactured states that the probability of the life time of a bulb being less than 1000 hours is 1/1…
 updated 2 years ago
 22 replies
 3 Medals

Miyuru:
Group Title
Two light weight rods were hinged to a wall at position A and B and attached at point C a weight of 60N street lamp was hanged at C. Find …
 updated 2 years ago
 4 replies
 No Medals Yet

Miyuru:
Group Title
Two light weight rods were hinged to a wall at position A and B and attached at point C a weight of 60N street lamp was hanged at C. Find …
 updated 2 years ago
 4 replies
 No Medals Yet

Miyuru:
Group Title
How do I solve this..
 updated 2 years ago
 9 replies
 3 Medals

Miyuru:
Group Title
How to find the LCM of the below ones.....
 updated 2 years ago
 10 replies
 No Medals Yet

Miyuru:
Group Title
How can I simplify this..
45^(1/2) 5
 updated 2 years ago
 23 replies
 2 Medals

Miyuru:
Group Title
Forces at equilibrium
 updated 2 years ago
 23 replies
 1 Medal