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If tan x + cot x = 7, find tan3 x + cot3 x = ?
A number is increased by 20%, and the resulting number is decreased by 20%. If the initial number is ₹x, the final number is ₹2880. What is the valu...
Find the value of ‘x’ in the given expression:
(49/16)x× (64/343)x-1= 4/7
If sin 28° = 15/17 , then tan 62° = ?
Find the value of ‘x’ in the given expression
(49/16)x× (64/343)x-1= 4/7
If x2 – xy + y2 = 16 and x4 + x2y2 + y4 = 320 then find x2 + xy + y2...
If x = 15, find x5 - 16x4 + 16x3 - 16x2 + 16x - 16 = ?
If 5x - 13xy + 6y = 0, find x : y.
If (10 a³ + 4b³): (11a³ — 15b³) = 7:5, then (3a + 5b): (9a - 2b) = ?