X2 - 20x + 100
1 answer:
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Answer:
Step-by-step explanation:
1) Add 1 to both sides.
2) Simplify -3 + 1 to -2.
3) Multiply both sides by 6.
4) Simplify 2 × 6 to 12.
<em><u>Therefor</u></em><em><u>,</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>answer</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>h</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>-12</u></em><em><u>.</u></em>
A reflection over the x-axis only change the signal of the coordinate y of the point. Hence, the coordinates of vertex B' are: 
.