Question textGiven the root-finding equation: $$ 13.4x^3\ +\ 21.2x^2\ -\ 9.9x\ +\ 20 = 0$$(a) Using the Newton-Raphson method, estimate \(x\) to a precision of \( 10^{-6} \) with \( x_i\ =\ 1.4 \).\(x\) = Answer 1 Question 2[input] (to 4 decimal places)number of iterations = Answer 2 Question 2[input] (to 0 decimal places)(b) Using the Newton-Raphson method, estimate \(x\) to a precision of \( 10^{-6} \) with \( x_i\ =\ -1.5 \).\(x\) = Answer 3 Question 2[input] (to 4 decimal places)number of iterations= Answer 4 Question 2[input] (to 0 decimal places)Multiple fill-in-the-blank