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Angle traced by hour hand 137/12hours = (360/12×137/12)^0 = (1370/4)^0 = 〖342 1/2〗^0 Angle traced by minute hand in 25 minutes = (360/60×25)^0 = 150⁰ ∴ Reflex angle = 360⁰ - (〖342 1/2〗^0 - 150⁰) = 〖167 1/2〗^0
Train 'P' travels at a speed of 45 km/h and crosses train 'Q' in 15 seconds while moving in opposite directions. Determine the speed of train 'Q' if the...
24.912% of ? – 35.06% of 199.91 = 19.97% of 224.89
9.89 x 4.99 + 2.01 x 49.89 = ?% of 299.69
³√? × 33.97 + 59.99 × 28.9 – 48.98 × 21.42 = 1085.344
26.11% of ? – 521.02 = 648.51
Which of the given trigonometric identities is incorrect ?
1. tan2 θ = sec2 θ - 1B. cosec2 θ = 1 + cot
31% of 3300 +659 = ?