Question
The Defence Acquisition Council (DAC), the defence
ministry’s apex procurement body chaired by Defence Minister Rajnath Singh, gave armed forces capital acquisition proposals for the military amounting to Rs _____________ crore.Solution
The Defence Acquisition Council (DAC), the defence ministry’s apex procurement body chaired by Defence Minister Rajnath Singh, gave armed forces capital acquisition proposals for the military amounting to Rs 76,390 crore.
Find the value of 3/4 cot² 30° + cos² 30°-3cosec²60° + tan² 60°.

If √y + (1/√y) = 10, then find the value of y + (1/y).
x + y = 4, xy = 2, y + z = 5, yz = 3, z + x = 6 and xz =4, then find the value of x 3  + y 3  + z 3  – 3xyz.
...if 2x +3y =7 and 2x+2 -3y+2 =7, then find the value of x and y.
If x + y + z = 6, and x3 + y3 + z3 = 36, xyz = 6 then find (xy +yz + zx)?
- If (510 – 486 + 240) ÷ 8 + √2500 = x, then {(x/2) + 18} = ?
If a² + c² + 17 = 2(a - 8b - 2c²), then what is the value of (a³ + b³ + c³)?
The area of â–³ ABC is 44 cm2 . If D is the midpoint of BC and E is the midpoint of AB, then the area of â–³ BDE isÂ
- If n = 1 + √2, then find the value of (n + 1/n)².