Answer (C) 50 degrees
Steps: please check the attached image for details
Answer:
From the looks of the graph, it looks like the answer will be Letter C. (The last graph).
Step-by-step explanation:
Graph the parabola using the direction, vertex, focus, and axis of symmetry.
Direction: Opens Down
Vertex: (
−
3
/4
, 41
/8
)
Focus: (
−
3
/4
, 5
)
Axis of Symmetry: x
=
−
3
/4
Directrix: y
=
21
/4
x y
−
3 −
5
−
2 2
−
3 4
41 8
0 4
1 −
1
Answer:
8x^2+19x
Step-by-step explanation:
Simplify the expression by combining like terms. Terms which look a like and sound a like should be added together.
3x^2+7x+3+5x^2+12x
x^2 terms: 3x^2+5x^2=8x^2
x terms: 7x+12x=19x
constants: 3
Together is is 8x^2+19x+3.
It's actually 70
28 + 28*1.5