
Concept explainers
In Exercises 21 through 24, multiply the following signed numbers as indicated.
23. a.
b.
c.
d.
e.

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Chapter 40 Solutions
Mathematics For Machine Technology
- 7) Find an equation for the ellipse with foci at (0, ±7) and y-intercepts are +8.arrow_forward3) Find an equation for the parabola with a vertex at (1, 2) and focus at (1, 4). A) (x - 1)² = 8(y-2) C) (x - 1)² = -8(y - 2) B) (y - 2)² = -12(x − 1) - D) (y - 2)² = 12(x-1)arrow_forward2) Graph the equation. y² = 12x 5 10 -10 -5 5 + 10 xarrow_forward
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