Mathematics, 06.10.2019 09:02 Maria3737
Aperson is ordered by doctor to take 22 units of vitamin a, 18 units of vitamin d, and 11 units of vitamin e each day. there are three brands of vitamin supplement available: brand x contains 2, 1, and 2 units, brand y contains 3, 2, and 2 units and brand z contains 4, 4, and 1 units of vitamin a, d, and e, respectively. how many pills of each brand will provide the required amounts of vitamin? pills of brand x, pills of brand y and pills of brand z.
Answers: 1
Mathematics, 21.06.2019 16:40
Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.
Answers: 3
Mathematics, 21.06.2019 17:00
The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is
Answers: 2
Mathematics, 21.06.2019 18:30
Need an artist designed a badge for a school club. figure abcd on the coordinate grid below shows the shape of the badge: the badge is enlarged and plotted on the coordinate grid as figure jklm with point j located at (2, -2) and point m is located at (5, 4). which of these could be the coordinates for point l? a. (2, 4) b. (8, 4) c. (5, 1) d. (5, 7)
Answers: 2
Mathematics, 22.06.2019 01:00
What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?
Answers: 3
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