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- Find the cubic polynomial function f with real coefficients that has 1 and 2+i as zeros, and f2=2.Let y=f(x) be a cubic polynomial with leading coefficient, a=1; containing the ordered pair (2,0) and a zero at x=2i. Find the function, f(x), that has these characteristics.Find a cubic polynomial f(x)=ax^3+bx^2+cx+d that has horizontal tangents at the points (-3,2) and (2,-4).
- Find the real and imaginary parts of the functions(a) z^2 e^(2z)(b) sin 2zVerify that they are analytic and find theirderivatives.Determine X(S) expressed as a rational polynomial with simplified numerator and factored denominator a. x(t) = d/dt {3e-2tcos(t)u(t)} - use theorem on derivativeUse the intermediate value theorem to show that there is a root of the given equation in the specificed interval. e2 = 8 - 7x, (0, 1)
- Determine X(S) expressed as a rational polynomial with simplified numerator and factored denominator a. x(t) = {t2 +2e-2t + sin(3t)} u(t) b. x(t) = 2tcos(2t)u(t) - use theorem on multiplication by t c. x(t) = d/dt {3e-2tcos(t)u(t)} - use theorem on derivativedetermine the degree of the maclaurin polynomial required for the error in the approximation of the function f(x)= cos x at x=0.75 to be less than 0.001Suppose if we use a linear Lagrange polynomial, differentiate and evaluate at x = x0 what formula will we get?
- Determine the degree of the Maclaurin polynomial required for the error in the approximation of the function at the indicated value of x to be less than 0.001, f(x) = cos x, approximate f(0.4)Find a cubic polynomial f(x)=ax^3+bx^2+cx+d that has horizontal tangents at the points (-3,2) and (2,-4). The answer y=0.096x^3+0.144x^2-1.728x+1.888 is incorrect.what is the quadratic polynomial for the function f(x,y) sin(xy) + cos(x/y) at (pie/4, 1) (show all steps please)