Evaluate the following definite integrals: Q . viii ∫ - ∞ - 1 1 x 4 dx Share with your friends Share 0 Brijendra Pal answered this Hi, ∫-∞-11x4dx= ∫-∞-1x-4dx=x-4+1-4+1-∞-1=1-3x3-∞-1= 13+1∞= 13formula used ∫xndx=xn+1n+1+C 0 View Full Answer