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121 : 196→ 11² = 121; (11 + 3)²= 14² = 196 225 : 324→ 15² = 225; (15 + 3)²= 18² = 324 289 → 17² = 289; (17 + 3)²= 20² = 400
If x = (2+√3)/(2-√3), y = (2-√3)/(2+√3)
Then find out the value of (x²+y²-xy)/(x²+y²+xy)
`25(2/3)+11(1/9)+16(4/5)xx6(5/12)` = ? -`632/45`
Calculate the difference between (7.225) 2 - (2.275) 2
ABCD is a cyclic quadrilateral in which AB =16.5 cm. BC = x cm. CD= 11 cm. AD 19.8 cm, and BD is bisected by AC at O. What is the value of x?
If 10% of 24% of x is 240, then x = ?
What is the value of (a² + b²+4c²- ab-2bc-2ca) (a + b+2c):
If x 8 + x -8 = 194, then find the value of (2x 2 – 4) 2 – 1.
If x + y + z = 4, xyz = 6 & x2 + y2 + z2 = 8 then find the value of x3 + y3 + z3.
If, 4x2 + y2 + 12x + 6y + 18 = 0, then find the value of (2x + y)/(y + 6x).
