# A real root of the equation x3-2x-5 = 0 by the method of false position correct to three decimal places is

1.  2.0944

2.  2.0844

3.  2.0774

4.  none of these

4

2.0944

Explanation :
No Explanation available for this question

# Using Bisection method, the negative root of x3-4x+9 = 0 correct to three decimal places is

1.  7 2.506

2.  -2.706

3.  -2.406

4.  none of these

4

-2.706

Explanation :
No Explanation available for this question

# A real root of the equation x-cos x = 0 by the method of false position correct to four decimal places is

1.  0.7391

2.  0.7439

3.  0.7347

4.  none of these

4

0.7391

Explanation :
No Explanation available for this question

# From certain experiment following data has been obtained: Using Langrange's inverse formula, the value of x for which y = 7, will be

1.  2.124

2.  1.857

3.  2.429

4.  1.946

4

1.857

Explanation :
No Explanation available for this question

# The double (repeated) root of 4x3-8x2-3x+9 = 0 by Newton-raphson method will be

1.  1.4

2.  1.5

3.  1.6

4.  1.55

4

1.5

Explanation :
No Explanation available for this question

# Using trapezoidal rule, and the table given below,ln x dx will be

1.  1.8277

2.  1.9284

3.  1.6424

4.   1.9127

4

1.8277

Explanation :
No Explanation available for this question

# Using trapezoidal rule, taking 10 equal intervalsin x dx will be

1.  1.902

2.  1.941

3.  1.888

4.  1.984

4

1.984

Explanation :
No Explanation available for this question

# The Lagrange interpolating polynomial of degree 2 approximating the function y = In x defined by the following table of values. The value of In 2.7 will be

1.  0.9941162

2.  0.9941164

3.  0.9941165

4.  0.9941166

4

0.9941164

Explanation :
No Explanation available for this question

# If y1 = 4, y3= 12, y4 = 19 and yx = 7, then x will be

1.  1.42

2.  1.68

3.  1.86

4.  1.98

4

1.86

Explanation :
No Explanation available for this question

# The function y = sin x is tabulated below Using Lagrange's interpolation formula, the value of sin(/6) will be

1.  0.52743

2.  0.52742

3.  0.51743

4.  none of these

4