Question

3. Find AB ::: 4.In how many ways can you at your favorite desserts from a menu of 10 710 720 120 240 is being The local university decided to make a pond in front of the administration building. The pond is supposed to be in the form of an elipse with the length of the major About To and the minor axis having a longth of 40. If the pipes for the water supply should be placed at the foci, find the distance between the two ploos! 28.72 40:31 ST 45 114.00

Answer 1

Date Page Date Page: conditions Given: A= T-8 -8 2 7 B=1 55 8 -47 2 -3 99 As per given tength of major axis = 20 =70 B(86) a = 35 ft (-0,0) B (o, - b) A+B = corresponding elements will be added I-8+5 -8+8 2 + (-4) 1 2+0 -3+1 9+(-9) / T-3 0 - 2 The first L 2 -2 o option is Correct) This is a case of arrangement of 3 favourite desserts from a menu of 10 we know, arrangment = permutation o No. of arrangement = 10p C10-3)] = 101 - 10x9x8x7! 7! = 10 X 9 X 8 Length of minor axis 26 -40fto, 7 b = 20 ft. e eccentricity (e) = N1_b%a2 te=-13972 =Ni-400 1225-400 11225 = 925 = 0.82 (approx Now, two focus Ficae, of an F2 C-ae, o) on the major aris. i. Length of Rod= Fifa = (ae- fae) (202)2 = 20e = 2x35 * 082 - 57.45 ft. 3rd option is correct. SHOT ON REDMI Y3 AI DUAL CAMERA = 101" ment = 10 = 720 (and option is Correct)