Please include full solution, formulas, and right answer and please do this asap thanks in advance (question 9 and change the landa to 400 nm instead of 500 and t to 187.5 instead of 600 nm

8. For a single slit interference pattern, how much brighter is the first bright (max) to the left of the centre compared to the fourth bright (max) to the left of the centre? Ath 1 st [P2] Se 9 . For light with A = 400 nm, determine the n for the middle medium so that there is constructive interference on the reflected side. [P4] A=500 nm n = 1 n = ? t = 600 nm A ingit nootg 10 758 n = 1.5 coble bolumeniant bris belosites