If you trace your finger along the line, the points at where your finger increase and decrease along the y axis are these intervals. Interval notation is useful because it states starting points and end points. The first number is the min, and the second is the max number.
Decreasing:
[-8,-5)
[4,8)
Increasing:
(-5,0]
Answer:
x = 1 and x = -1
Step-by-step explanation:
Next time, please separate the equations with a comma or semicolon. Thanks.
We can substitute 4x for y in the quadratic equation x^2 + y^2=17:
x² + (4x)²=17.
Then x² + 16x² = 17, or
17x² = 17, or x² = 1. There are two solutions: x = 1 and x = -1.
Present participle: Shaking
Past : Shook
Past Participle: Shaken
Answer:
ans is x=3
Step-by-step explanation: