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Number of Umbrella sold in cities E and F together = [660×(3/11)] + [800×(7/10)] = 180 + 560 = 740 Number of Raincoat sold in cities C and D together = [900×(8/15)] + [840×(5/7)] = 480 + 600 = 1080 Required ratio = 740 : 1080 = 37:54
If cos(2θ) = 1 - 2sin²(θ) and tan(θ) + cot(θ) = k, find the value of k when sin(θ) = 3/5.
If {(tanx)/(secx)} × cosx = (1/2), then determine the value of ‘sin2x’.
If A lies in the first quadrant and 6 tan A = 5, then the value of 8 sin A−4 cos A / cos A+2 sin A is :
If θ is a positive acute angle and cos² θ + cos⁴θ = 1, then the value of tan²θ + tan⁴θ is?
If tan θ + cot θ = 2 where 0 < θ < 90 ; find the value of tan17 θ + cot19 θ.
If tan 3.5θ x tan 6.5θ = 1 then the value of tan 5θ is
Find the simplified value of:
(tan 40 º + tan 20 º )/(1 - tan 40 º tan 20 º)
The minimum value of 3 sin2 θ + 4 cos2 θ is
...Find the exact value of cos120°
