Answer:
Step-by-step explanation:
To factor out -3/4 out of that equation, multiply and divide by -3/4.
Say ;
=
=
Now, rearranging and making necessary commutations.
=
=
Factoring -3/4 we get an equation without any fractions
= -2x + 3y
Today, the price of a new cell phone is $129. In 2000, the price of a similar cell phone was $240. What os the percent of change
1 answer:
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Answer: 0.14
Step-by-step explanation:
Given: Mean :
In minutes , Mean :
The exponential distribution function with parameter is given by :-
The probability of waiting more than 30 seconds i.e. 0.5 minutes is given by the exponential function :-
Hence, the probability of waiting more than 30 seconds = 0.14