Display the polynomial : f(x)-x^5+12.1x^4=40.59x^3-17.015x^2-1.95x+35.88, the calculate f(5)
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syms x
f=coeff(x^5 - 12.1*x^4 = 40.59*x^3 - 17.015*x^2 -1.95*x + 35.88)
% do i need to use this function?
% or use print function?
% to calculate f(5)
x=[5];
y=polyval(f,x)
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KSSV
am 24 Jun. 2021
syms x
f=(x^5 - 12.1*x^4 - 40.59*x^3 + 17.015*x^2 +1.95*x - 35.88)
y=subs(f,5)
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Walter Roberson
am 24 Jun. 2021
syms x
f = sym2poly(x^5 - 12.1*x^4 + 40.59*x^3 - 17.015*x^2 -1.95*x + 35.88)
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