We have that

2r−9≤−6------> 2r ≤ -6+9-------> 2r ≤ 3-----> r ≤ 1.5

the solution is the interval (-∞, 1.5]

using a graph tool
see the attached figure

5 0

3 years ago

Read 2 more answers

Mr. Patel asked five of his students to line up by height. Juan is not the shortest and is not standing next to Pamela. Tad is t

xxMikexx [17]

Juan is in the middle

<u>Explanation:</u>

Given:

Five students in total

_ _ _ _ _

Juan is not the shortest. So, Juan can be in 2nd, 3rd, 4th or 5th position.

_ J J J J

Tad is the tallest and not standing next to Juan, So,

_ J J _ T

Caroline is next to Tad. So,

_ J J C T

Juan is not standing next to Pamela. So,

P _ J C T

Marco is taller than Pamela. So,

P M J C T

The height is arranged in increasing order from Pamela to Tad.

Thus, from the series we can see that Juan is in the middle.

5 0

2 years ago

Please help asap! (question in the picture)

-Dominant- [34]

The answer is;
The graph has a dotted line and is shaded below.

6 0

2 years ago