Mathematics, 17.09.2019 04:30 jsmn7438
The graph of which function has an axis of symmetry at x= -1/4
f(x)=2x^2+x-1
f(x)=2x^2-x+1
f(x)=x^2+2x-1
f(x)=x^2-2x+1
Answers: 2
Mathematics, 21.06.2019 18:00
In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?
Answers: 3
Mathematics, 21.06.2019 18:30
Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4
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Mathematics, 22.06.2019 01:30
Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.
Answers: 2
Mathematics, 22.06.2019 04:30
Where would an imaginary line need to be drawn to reflect across an axis of symmetry so that a regular pentagon can carry onto itself
Answers: 1
The graph of which function has an axis of symmetry at x= -1/4
f(x)=2x^2+x-1
f(x)=2x^2-...
f(x)=2x^2+x-1
f(x)=2x^2-...
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