1. Given a function of g(x) on [-1,8] and k(x) 0 on [-1, 3], fk(x)dx = 10; k(x) 0 on [3,6], fk(x)dx = - k(x) 0 on [6,8], fk(x)dx = -5, estimate the following integrals: (1 point each)) A. k(x)dx d Are c. S|k(x)\dx B. k(x)dx -1 D. g |k(x)|dx 8