Answer Happy

Hi, Can you please tell me where I am going wrong. I am trying
to get the 2 parameters with the 2 equations, but after multiple
attempts, I cannot get the correct answers that can be seen at the
bottom of the page.
Problem For a continuous and oriented liber-reinforced comprasite, the moduli of elasticay in the longitudinal and transverse directions are 19.7 and 3.65 GPA, respectively. Iy the volume fruction of fibers is 0.25. determine the mohli ol lasticity of fiber and maris phases 2 ់! 19.7 GP 366 6PM volume Fibre + Volume Material Come Fech Fibre 0.29 the Velure fraction matrit (-0.29) = 0.75 Ecl = Em Umt E F VF 197 GPa) 19.7 Em60.79) + Er (0.25) {. 1/7 - 0.75 = m = 0, 2rEP 11.7 -0.75 Em EF 0.25 ♡ Ef = 79 - En 3.66 67 Ect Um Ep TV, Em 3.66 - En E, (0.25) Er + () Em 0.915 EF + 2.745Em Em. Ef 0.915(24 - 3- +2.745En = Em (24 - 3) 72.285 -2.745€*+2.7456m : 79 Em -3Em! Em2 - 79 Em +72.2 P5 : 0 b-446 2 a 79779-40X22.285) 2) Em = 91.217 or 66.78 Correct Answers E. = 2.79 GPa and E = 70.4 GPS