Answer:
a=1
b=2
c=-8
y-intercept: (0, -8)
Line of symmetry calculation: x = -2/(2*1)
Line of symmetry: -1
Opens up because a > 0
Minimum
Vertex: (-1, -9)
Domain: -∞ < x < ∞ (no domain constraints)
Range: [-9, ∞]
Step-by-step explanation:
2x^2 + 5x + 2 = 0
(x + 2)(2x + 1) = 0
x = -2 x = - 1/2
Letter C
170 cm. The unknown length on the left is 21 cm
Answer:
They did not distribute,
8-3(2x-5)
8-6x+15
23-6x
Step-by-step explanation:
8-3(2x-5)
8-6x+15
23-6x
Not your friend you cause if you add 5 ft+1 5/8 it’s gonna be more than 5.)