Mathematics, 27.11.2021 14:20 ssargeant2559
If the point (1,0) is the vertex of a parabola with equation y=ax^2+bx+c which passes through point (0,1), then the parabola also passes through point
a- 2,2
b-2,3
c-3,2
d-3,3
e-3,4
Answers: 2
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Suppose the first five terms of a sequence are 4, 5, 9, 27, 123. how could the next term in the sequence be generated?
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The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).
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Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?
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