Evaluate answer = cos(x) ln(1 + x²) + x³.4 1+ el.45x-70.4 2 √² 2 -dx.
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- Let y=(x2+3) to the 2nd power. Find the differential dy when x=4 and dx=0.2 ?????????? Find the differential dy when x=4 and dx=0.03 ???????????Find the linear approximation of f(x)=ln x at x=1 and use it to estimate ln(1.24). L(x)=? ln(1.24)≈?Show that d/dx(ln kx) = d/dx(ln x), where x > 0 and k is a positivereal number