Jejeli Zone

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       m = - 3/3      m = -1 1b) log15 base 4 = x x = log15 base/log4 base 10 = 1.1761/0....

i)Agricultural limestone ii)Basic slag iii)Laked lime iv) Quick lime v) Liquid lime [3/23, 2:58 PM] ‪+234 808 119 3007‬: 4a) Aquaculture refers to the breeding, rearing, and harvesting of plants and animals in all types of water environments including ponds, rivers, lakes, and the ocean. 5ci)Fish stocking is the practice of raising fish in a hatchery and releasing them into a river, lake, or the ocean to supplement existing populations, or to create a population where none exists. Stocking may be done for the benefit of commercial, recreational, or tribal fishing, but may also be done to restore or increase a population of threatened or endangered fish in a body of water closed to fishing. [3/23, 2:58 PM] ‪+234 808 119 3007‬: 1a -increase in economy -it encourages farmers -serve as youth empowerment -Improve in good drugs that refresh the body I.e cod liver oil....and other fish drugs [3/23, 3:02 PM] ‪+234 808 119 3007‬: 1a -increase in economy -it encourages farmers -serve as youth em...

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 chemicals to clean your cast nets. ii)For your drying period, d...

​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, like schizophrenia, depression or generalized anxiety...

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 climatic conditions -To produce animals with faster mat...

CLICK HERE TO SUBSCRIBE FOR 2017 WAEC RUNS (EXPO) BIOLOGY PRACTICAL SPECIMEN Group I Specimen A: A slice of fresh bread. Specimen B: A slice of bread with mould. Specimen C: Longitudinal section of hard boiled egg with the shell intact. Specimen D: Freshly laid egg. Specimen E: Transverse section of orange/any citrus fruit. Specimen F: Freshly procured green leafy vegetables Specimen G: Fresh stomach of a Goat/Sheep/Cow(small piece) Specimen H: Fresh Liver of a Goat/Sheep/Cow(small piece) Specimen J: Fresh Small Intestine of a Goat/Sheep/Cow(small piece). Specimen K: Fresh Lung of a Goat/Sheep/Cow(small piece). Specimen L: Fresh Gall bladder of a Goat/Sheep/Cow(with the fluid intact) Specimen M: Fresh Kidney of a Goat/Sheep/Cow(Longitudinal Section; bilaterally symmetrical) CLICK HERE TO SUBSCRIBE FOR 2017 WAEC RUNS (EXPO) Group II Specimen N: Some Rheodiscolor leaves(about 3cm² in diameter in a petri dish containing water) Specimen P: Palm fruit(with the outer covering intact) Specime...

*FINAL WAEC 2017  OFFICIALS TIMETABLE EDITED AND CORRECTED* *============================ Thursday, 9th March 2017 Foods and Nutrition 3 (Practical) Planning Session – 09.30am – 1.00pm ============================ Monday, 13th March to Thursday 13th April, 2017 Arabic 3 (Oral) French 3 (Oral) Physical Education 3 (Performance Test) Clothing and Textiles 3 (Practical) Foods and Nutrition 3 (Practical) Home Management 3 (Practical) Music 3B (Performance Test) *Date and time will be announced later.* ============================ Thursday, 23rd March, 2017 Fisheries (Alternative B) 2 (Essay) 2.00pm – 4.00pm Fisheries (Alternative B) 1 (Objective) 400pm – 4.40pm ============================ Friday, 24th March, 2017 Further Mathematics/Mathematics (Elective) 2 (Essay) 09.30am – 12.00am Further Mathematics/Mathematics (Elective) 1 (Objective) 2.30pm – 4.00pm ============================ Tuesday, 28th March, 2017 Foods and Nutrition 2 (Essay) 09.30am – 10.45am Foods and Nutrition 1 (Object...