Perfect Square Trinomials / Find the "blank"
x^2 - 2x +
1
x^2 - 4x - 5 = 0
x = 5, -1
7x^2 - 14x - 21 = 0
x = 3, -1
x^2 - 18x + 87 = y
y=(x-9)^2+6
(9,6)
sqrt (20)
2sqrt (5)
x^2 + 8x +
16
x^2 + 4x - 21 = 0
x = 3, -7
Choose someone fast
Run to Mr. Coury and give him a high five in 30 seconds
x^2 -6x + 13 = y
x = 3, 4
sqrt (18x^4y^5)
3x^2y^2 sqrt (2y)
x^2 - 6x +
9
x^2 -6x + 5 = 0
x = 5, 1
3x^2 +12x+99=0
x= -2+-i\sqrt29
y=x2-8x+28
(4, 12)
3sqrt5 + 2sqrt45
9 sqrt5
x^2 + 5x +
25/4
x^2-20x-53=-9
x = 22 , -2
6x^2-12x-66=0
x=1+-2\sqrt3
-6x^2+84x-288=y
y = -6(x-7)2 + 6
(7,6)
(2sqrt8)(3sqrt6)
24sqrt3
x^2 + 9x +
81 / 4
x^2 - 18x - 84 = 4
x = 22, -4
4x^2 - 16x + 64 = 0
x = 2 +- 2i\sqrt 3
x^2 - 2x - 48 = 0
8, -6
(2+3i)-(4-2i)
-2+5i