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| 1) | Find the intervals where the function is concave up or concave down: -x + 4y = -3 By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
2) | Find the intervals where the function is concave up or concave down:  |
| 3) | Find the intervals where the function is concave up or concave down:  By Easy Worksheet By Easy Worksheet By Easy Worksheet By Easy Worksheet |
4) | Find the intervals where the function is concave up or concave down:  f(x) = x3 + 7x2 + 16x + 12 |