Exercise 1.9: Type in programs and debug them Type these short programs in your editor and execute them. When they do not work, identify and correct the erroneous statements. a) Does sin2 (x) + cos (x) 1? from math import-in, cos x pi/4 _val math. sin-2 (x)+ math. cos-2 (x) print 1VAL b) Compute s in meters when s- vot +O, 5at2, with vo 3 m/s, t s, a -2 m/s2 a2 m/s**2 svO.t + 0,5.a.t print s