Question
Which of the following rivers is the longest in South
America?Solution
The Amazon River is the longest river in South America and the largest river by discharge volume of water in the world.
{(21/20) + (20/21)}2 - {(21/20) - (20/21)}2 = ?
If y + 1/y = 2 then find y117 + 1/(y117)
f(y) = y² – 5y + 6. Determine f(3) + f(–2).
Let {x + (1/x)} = 4, then Determine the value of {x² + (1/x²)}
If x + y + z = 20, x² + Y² + z² = 160 and x z = y², then find the value of x z?
If x + 1/x = 3, find the value of x³ + 1/x³.
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...
- If (x – 12) 3  + (x – 5) 3  + (x – 7) 3  = 3(x – 12)(x – 5)(x – 7) then find the value of (x 2 �...
If, ( a + b = 14 ) and ( a² + b² = 106 ), then find the value of (a³ + b³).
If p = 25 - q - r and pq + r(q + p) = 189, then find the value of (p² + q² + r²).
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