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Lesson 9.4 - Solving Quadratics by Completing the Square
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Terms in this set (21)
9
Find the value of c that makes x² + 6x + c a perfect square trinomial
4
Find the value of c that makes x² + 4x + c a perfect square trinomial
49
Find the value of c that makes x² - 14x + c a perfect square trinomial
1
Find the value of c that makes x² - 2x + c a perfect square trinomial
81
Find the value of c that makes x² - 18x + c a perfect square trinomial
100
Find the value of c that makes x² + 20x + c a perfect square trinomial
6.25
Find the value of c that makes x² + 5x + c a perfect square trinomial
1225
Find the value of c that makes x² - 70x + c a perfect square trinomial
30.25
Find the value of c that makes x² - 11x + c a perfect square trinomial
20.25
Find the value of c that makes x² + 9x + c a perfect square trinomial
{2, -6}
Solve by completing the square. Round to the nearest tenth if necessary: x² + 4x - 12=0
{3, 5}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 8x+15 = 0
{-7, 1}
Solve by completing the square. Round to the nearest tenth if necessary: x² + 6x=7
{-3, 5}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 2x =15
{2. 12}
Solve by completing the square. Round to the nearest tenth if necessary: x²-14x+30=6
{-11, -1}
Solve by completing the square. Round to the nearest tenth if necessary: x² + 12x + 21=10
{0.3, 3.7}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 4x + 1=0
{0.8, 5.2}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 6x + 4=0
{1.6, 6.4}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 8x + 10=0
{-1.4, 3.4}
Solve by completing the square. Round to the nearest tenth if necessary: x² - 2x =5
{-9.9, -0.1}
Solve by completing the square. Round to the nearest tenth if necessary: 2x² + 20x =-2
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