Question
English
June 19, 2019, 7:04 p.m.
Answer
If the submarine begins to come up from the depth of 58 meters, what will be its position after 12 mins if it is moving at the speed of 3 mins.
6. There are two types of fertilizers F1 and F2. F1 consists of 10% nitrogen and 6% phosphoric acid and F2 consists of 5% nitrogen and 10% phosphoric acid. After testing the soil conditions, a farmer finds that she needs at least 14 kg of nitrogen and 14 kg of phosphoric acid for her crop. If F1 costs Birr 6/kg and F2 costs Birr 5/kg, determine how much of each type of fertilizer should be used so that nutrient requirements are met at a minimum cost. What is the minimum cost? (solve through simplex method)
Maths
June 19, 2019, 10:53 a.m.
Answer
The table below shows the number of books read by five children in one month .if Jeff read 4 books less than 1/3 of the total number of books read by the other four children, then how many books did Jeff read in a month?
- Xsuch that xis a2 digit natural number such that the sum of its digits is 8
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Xsuch that xis a2 digit natural number such that the sum of its digits is 8
show that the sum of zeroes product of the zeroes taken two a time of the polynomial 2x^3-5x^2-14x+8 are 5/2, -4and -7 respectively by finding the zeroes of the polynomial