For the two bar assemblage shown, the displacement at the free end is:

$-1$

$=210$GPa

$=4{10}^{-4}{m}^2$

a$.-1\mathrm{.}19{10}^{-4}m$

b$.-2\mathrm{.}38{10}^{-4}m$

c$.-4\mathrm{.}76{10}^{-4}m$

d$.-7\mathrm{.}14{10}^{-4}m$