The relationship between the correlation coefficient r and the regression coefficients bxy and byx, is
Performing 3 iterations of bisection method the smallest positive approximate root of the equation x3 - 5x + 1 = 0, is
0.25
0.125
0.52
0.1875
is equal to
1
B.
If f(x) = and g(u) = u2 + 1, then g[f(1)] and f[g(- 1)] is equal to
1, 1/2
- 1, 1/2
0, - 1
None of these