Table 4.11 Chebyshev Polynomials To(a) through T(a) T0(x)=1 12(x)=2x2-1 T3(x)=4x3-3x T4(x)=8x4-8x2+1 1(x)=16x5-20x3+5x T6(x)=32x6-48x4+18x2-1 17(x)=64x7-112x5+56