Question
Solution
If p = 28 - q - r and pq + r(q + p) = 182, then find the value of (p² + q² + r²).
? + (35)² = (130)² - (45)² - 2850
If p = 36 - q - r and pq + r(q + p) = 310, then find the value of (p² + q² + r²).
In a club of singers and dancers, 10% of the artists are absent on a particular day and 90% of the present artists are dancers. If 2,250 singers are pr...
- If (p + q + r) = 10 and (pq + qr + rp) = 30, then find the value of (p² + q² + r²).
If
= 4 then If x² - 2x + 1 = 0, then find the value of (x⁴ + x⁻⁴)(x + x⁻¹).
If, 4x2 + y2 + 12x + 6y + 18 = 0, then find the value of (2x + y)/(y + 6x).
Length of each side of a rhombus is 13 cm and one of the diagonal is 24 cm. What is the area (in cm2) of the rhombus?
If √y + (1/√y) = 10, then find the value of y + (1/y).