SSC CGL 2022261)If a - b = 8 and ab = 9, then the value of a + b is ________.
±10
SSC CGL 2022262)If 2p + q = 19 and 8p3 + q3 = 361, then find the value of pq.
57
SSC CGL 2022263)Which of the following statement is correct?
I. If x = 12, y = -2 and z = -10, then x3 + y3 + z3 = 720
II. If x + y = 48 and 4xy = 128, then s the value of 4x2 + 4y2 is 8960
Both I and II
SSC CGL 2022264)A four-digit pin, say abcd, of a lock has different non-zero digits. The digits satisfy b = 2a, c = 2b, d = 2c. The pin is divisible by ________.
2, 3, 13
SSC CGL 2022265)Which of the following statement is correct?
I. If x = 12, y = -2 and z = -10, then x + y + z = 360.
II. If x + y = 48 and 4xy = 128, then 4x + 4y = 4480.
Neither I nor II
SSC CGL 2022266)If K +\( \frac{1}{K}\) + 2 = 0 and K < 0, then what is the value of K11 +\( \frac{1}{K^4}\) ?
0
SSC CGL 2022267)If \(x + \frac{{1}}{{x}}\) = 6, then find the value of\( \frac{{3x}}{{2{x^2} - 5x + 2}}\) .
\(\frac{3}{7}\)
SSC CGL 2022268)If \(m + {{1} \over (m \ - \ 2)}= 4\) then find the value of \({(m \ - \ 2)^2}\) + \({{1} \over (m \ - \ 2)^2} \) .
2
SSC CGL 2022269)If \(5x - {{5} \over x} + 6 = 0\), then \( {x^2}+{{1} \over {x^2}}\) is:
\({{86} \over 25}\)
SSC CGL 2022270)If a = 26 and b = 22, then the value of \({{a^3 - b^3} \over a^2 - b^2}-{{3ab} \over a \ + \ b}\) is ______.
\({{1} \over 3}\)