Chapter 9: Q16. (page 593)
Solve each equation by graphing. If integral roots cannot be found, estimate the roots to the nearest tenth.
Short Answer
The roots of the equation are and .
Chapter 9: Q16. (page 593)
Solve each equation by graphing. If integral roots cannot be found, estimate the roots to the nearest tenth.
The roots of the equation are and .
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Get started for freeUse a table of values to graph the given equation. State the domain and range.
Look for a pattern in each table of values to determine which kind of model best describes the data. Then write an equation for the function that models the data.
x | 0 | 1 | 2 | 3 | 4 |
y | 1 | 3 | 5 | 7 | 9 |
Write an equation in slope-intercept form with a slope of and y-intercept of 3.
Solve each equation by graphing. If integral roots cannot be found, estimate the roots to the nearest tenth.
The cost of 5 notebooks and 3 pens is . The cost of 4 notebooks and 6 pens is . Which of the following systems can be used to find the cost of a notebook and a pen ?
a. Write a system of equations to model the situation.
b. Solve the system of equations. How much does each item cost?
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