E. Prove (a) and (b). Perform here the preliminaries to perform (a) and (b). (a) sin40 sino 8cose-4cose (b) cos40 = 8cos
Posted: Wed May 11, 2022 9:10 pm
E. Prove (a) and (b). Perform here the preliminaries to perform (a) and (b). (a) sin40 sino 8cose-4cose (b) cos40 = 8cose - 8cos26 +1