Question
The position of how many letters will remain unchanged,
if each of the letters in the word 'TRACKER' is arranged from left to right as per English Alphabetical order?Solution
TÂ Â Â Â Â Â Â Â Â RÂ Â Â Â Â Â Â Â AÂ Â Â Â Â Â Â Â CÂ Â Â Â Â Â Â Â KÂ Â Â Â Â Â Â Â EÂ Â Â Â Â Â Â Â R AÂ Â Â Â Â Â Â Â CÂ Â Â Â Â Â Â Â EÂ Â Â Â Â Â Â Â KÂ Â Â Â Â Â Â Â RÂ Â Â Â Â Â Â Â RÂ Â Â Â Â Â Â Â T The position of no letter remains unchanged after the rearrangement as per the English Alphabetical order.
If sin(3x - 2o) = cos(2x + 22o), then find the value of: {3tan(4x - 11o) + cosec(5x - 10o)} X cot(2x + 2
- cosx/(1 – sinx) + cosx/(1+ sinx) = 4, 0 o < x < 90 o , then the value of (tanx + cosecx)
if 7 sin 2 x + 2 cos 2 x = 4  then find tan x
- If 7cos²A + 2sin²A = 6, then find the value of (sec²A - 1)
If 9sin²x + 5cos²x − 7 = 0, then find the value of sinx, given that 0° < x < 90°.
Find the value of (1 - sin2q) X (secq + tanq) X (secq - tanq) X cosec2q
If √3 tan x = 3, then the value of x:
- If sin 2a = (1/2), then find the value of (sin a + cos a).
Find the maximum value of (20sin A + 15cos A).
If 4sin² θ = 3(1+ cos θ), 0° < θ < 90°, then what is the value of (2tan θ + 4sinθ - secθ)?
