2(x + 1 ) - 3(x + 5) ≥ 0 please solve!!

Mathematics

2 answers:

djverab [1.8K]3 years ago

8 0

Answer:

Step-by-step explanation:

2x + 2 -3x -15 > 0

-x-13 > 0

-x > 13

Answer: x < -13

siniylev [52]3 years ago

8 0

Answer:

$x\leq -13$

Step-by-step explanation:

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The random variable X is exponentially distributed, where X represents the time it takes for a person to choose a birthday gift.

garik1379 [7]

Answer:

The probability that X is less than 32 minutes is 0.736.

Step-by-step explanation:

Given : The random variable X is exponentially distributed, where X represents the time it takes for a person to choose a birthday gift. If X has an average value of 24 minutes.

To find : What is the probability that X is less than 32 minutes?

Solution :

If X has an average value of 24 minutes.

i.e. $\lambda=24$