Determine the output for the following gates and draw the timing diagram, Thanks:

17. 18. A B C 19. A B C D) Section 3-4 The NAND Gate 17. For the set of input waveforms in Figure 3-83, determine the output for the gate shown and draw the timing diagram. FIGURE 3-83 18. Determine the gate output for the input waveforms in Figure 3-84 and draw the timing diagram. FIGURE 3-84 19. Determine the output waveform in Figure 385. FIGURE 3-85