Expogod

1 ) (√3 x + 1 ) - (√ x +4 ) = 1 Squaring both sides (√3 x + 1 )^2 - (√x + 4 )^2 = 1 ^2 3 x + 1 - x + 4 = 1 3 x - x + 1 + 4 = 1 2 x + 5 = 1 2 x =1 - 5 x= -(4 / 2 ) x= -2 8 a) 60, 56,70 ,63 ,50, 72, 65,60 mean= £ x/ n =60 + 56+ 70 +63 + 50+ 72+ 65 + 60/ 8 mean= 62 8 b) variance =£ ( x- x ^- )^2/ n = (62 -60)^2 + ( 62-56 )^2 + (62 -70)^2 + (62 -63 )^2+ ( 62- 50)^2 + (62 -72 )^2+ (62 -63 )^2+ ( 62- 60)^2 / 8 = 362/8 = 45. 25 SD= sqr variane = sqr 45. 25= 6 .73 =============================== 100℅ VERIFIED FURTHER MATHS ANSWERS  1 a)  8m + 2³m               (2³)m + 2³m = 1/4       2³m + 2³m = 1/4       2(2³m) = 1/4       2³m = 1/8        2³m = 8 - ¹        2³m = 2-³  Since bases are the same, powers are same       3m = - 3     ...

WAEC FISHERY ANSWERS Essay.  1a) specimen A is greenish in colour due to the presence of algae while specimen is colourless 1b) the green colour observed is specimen A is due to presence of planktonic algae which is absent in specimen B 1c) specimen B is more suitable for table fish 1di) the presence of planktonic algae will deplete valuable from getting to the water 1dii) specimen B contains harmful algae blooms,bacterial, and virus which can kill the fishes. 1e) i)by attacking the food source of the algae to reduce its breading ii)by treating the water to be used for the table fish before using it iii)by filtering the water before use. iv)by sterilizing the water v)by the use of herbicides to kill the algae ================================== 2bi) -Handle -Hook keeper 2bii) -Throw line -Loop 2c) i)Rinse your cast nets with fresh water and hang until your entire net is completely dry, do not use any soap, detergents or chemi...

​Health science answer's​ 1ai) Kidney 1aii) i)cortex ii)medulla 1aiii) Excretory system 1bi) i)Kidney stone ii)Diabetes 1bii) Excessive taking of alcohol 1c) i)Regular exercise ii)Regular and frequent water intake ------------------------------------------------------- 4ai) Facial Mask ii)* Nurses * Doctors * Individual Workers iii) * Dust * Polluted air bi) Respiratory System ii) Lungs (iii)Trachea 4c) Disposal --------------------------------------------------------- 3ai) Fracture 3aii) A is Compound Fracture B is Hairline Fracture 3aiii) i)Loss of function in the injured area. In B d fractures, bone protruded from the skin. 3bi) Bone fracture 3bii) femur bone 3c) i)Bandage ii)Balm iii)Pain reliever tablets ----------------------------------------------------- 5ai) hard drug is a scary substance with a high potential for abuse, death, or severe addiction. 5aii) i)Cocaine ii)Methamphetamine 5b) i) An underlying mental disorder...

Animal husbandry.Obj. 1abdcbcdacc 11dcaaadbadd 21bcdddcadda 31dacdbadaad 1a) -feeding of livestocks -giving of water to livestock -cleaning of water trough -cleaning of feeding though -cleaning of peaks 1b) -brick -wood -wires -trees -straws 1c) -brick -concrete -mud -straws 1d) -Heating of branding iron for marking -Cooling of branding iron for marking -Pounding of ear by notchers -Using of chains in notched ear ============= 2a) -controlled stocking -reseeding -paddocking -avoidance of overgrazing -use of fertilizers 2b) -mouth -stomach -small intestine -duodenum -anus 2c) -Animals should not be allowed to inhale the chemical -The animals should not swallow the chemical through the mouth -The chemicals should not touch the areas where the animal is injured -The chemical should not enter the animals ear 4a) -To produce animals with high yield -To produce animals with faster growth -To produce animals that can adapt with different cli...