Which of the following functions are transcendental?

MATHEMATICS · Multi correct · A Level · Mathematics · Exponentials and logarithms · Exponentials and logarithms

Problem

Which of the following functions are transcendental? (1)

f(x)=5\sin(\sqrt{x})

(2)

f(x)=\frac{2\sin(3x)}{x^2+2x-1}

(3)

f(x)=\sqrt{x^2+2x+1}

(4)

f(x)=(x^2+3)\cdot2^x