Question
In each group, one word is correctly spelt. Find the
correct word.Solution
The correctly spelt word is "Vacuum," which means a space entirely devoid of matter or an electrical appliance for cleaning floors, carpets, etc., by suction.
If tan A = 4/3, 0 ≤ A ≤ 90°, then find the value of sec A.
(1+sint)/(4-4sint)-(1-sint)/(4+4sint) =?
- If cosec [180° − (3q/2) ] = √2, 0° < q < 90°, then find the value of {(2/√3) X cos q - 4 cos 3q}.
If cos2B = sin(1.5B + 48o), then find the measure of 'B'.
If 2x = cosec @ and 4/x = cot @ then the value of 2(x ² - 1/x ² ) is

- If X = 15°, find the value of:
sin²(4X) + cos²(3X) - tan²(2X) If (sin 3A sec 6A = 1) , then what will be the value of cos 6A?
From a point "A" on the ground, the angle of elevation to the top of a tower measuring 12 meters in height is 30°. Determine the horizontal distance be...