SSC Government Jobs Exams Numerical Ability Algebra

If x+1/16x = 1, then the value of 64x3 + 1/64x3 is-

Options
1) 4
2) 52
3) 64
4) 76

Read Solution (Total 1)

2) 52
16x2-16x+1=0
16x2-16x+4=3
(4x-2)(4x-2)=3
4x=2+srt3
qube both side and solve it
ans 52
9 years agoHelpfull: Yes(0) No(0)

SSC Other Question

If a, b, c, are three non-zero real numbers such that a + b + c = 0, and b2 ≠ ca, then the value of a2 + b2 + c2/ b2 –ca is-
Options
1) 3
2) 2
3) 0
4) 1 The graphs of x +2y =3 and 3x-2y = 1 meet the Y-axis at two points having distance-

a. 8/3 units

b. 4/3 units

c. 1 unit

d. 2 units
only. How many days does C alone take to do
the work?