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Indonesia is set to launch Southeast Asia’s first high-speed railway, a delayed multibillion-dollar project backed by China that will cut travel between capital Jakarta and another major city by hours. The Chinese-made bullet train named “Whoosh” is built to take more than 600 people to and from Jakarta and the Javan city of Bandung in 45 minutes and is part of China’s Belt and Road infrastructure initiative comprising multiple countries in Asia.
What is the value of sin(B – C) cos(A – D) + sin(A – B) cos(C – D) + sin(C – A) cos(B – D)?
(1+sint)/(4-4sint)-(1-sint)/(4+4sint) =?
If tan θ + cot θ = 5, find the value of tan²θ + cot²θ.
Find the value of (cos 60 º + sin 60 º) /(tan 60 º + cot 45 º) .
What is the value of (4/3) cot2 (p/6) + 3 cos2 (150o) – 4 cosec2 45o + 8 sin (p/2)?
...The angles of elevation of the top of a flagpole from two points A and B on level ground are 30° and 60° respectively. The points A and B are on the s...
If sinAo = (√3/2), then find the value of (sin245o + cos230o) × A ÷ 5 given that 0 < A < 90...
In ∆ABC, AB = 5cm, BC = 6cm and AC = 10cm then find out the value of cos A?