Question
1460, 1443, 1430, 1415, 1404, 1395
Direction: Find the wrong number in given number series.Solution
Series are in decreasing order- 1460 – 17 = 1443 1443-15 = 1428 1428 -13 = 1415 1415 -11 = 1404 1404 - 9 = 1395
If x + y = 12 and x² + y² = 74, find xy.
If x + y + z = 4, xyz = 6 & x2 + y2 + z2 = 8 then find the value of x3 + y3 + z3.
(15 x 15 x 15 + 8 x 8 x 8)/(15 x 15 -15 x 8 + 8 x 8) = ?
In â–³ ABC, ∠ A = 90°. M is the midpoint of BC and D is a point on BC such that AD êž± BC. If AB = 7 cm and AC = 24 cm. then AD: AM is equal to:...
- If 2a - 3b = 8 and ab = 7, then find the value of 2a + 3b.
(x + 1)2 + (y – 3) 2 + (z + 5) 2 = 0, then find the value of 2x + 3y - z.
If x + y + z = 30, x² + Y² + z² = 460 and x z = y², then find the value of x z?
Given that (3a + 7b = 54) and (ab = 24), determine the value of (9a2 + 49b2).
If √f + (1/√f) = 5, then find the value of f + (1/f).
Fing the value of:
[(1024)(n/5) × (4)(2n+1) ] / [(16)n × (4)(n-1) ]
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