Can u give me brainliest hehrhe
Find the product and simplify answer -3a^3(7a^4 - 5a + 5)
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Given: Moises comes up to Juan and tells him, "I bet you $45 I can get more phone numbers than you!"
Moises gets 8 phone numbers that week
To find: an inequality that represents how many phone numbers Juan needs to not lose the bet.
Solution:
Amount of bet = $45
Number of calls that Moises get that week = 8
Moises wins a bet if he gets more phone numbers than Juan
Let denotes phone numbers that Juan get.
An inequality that represents how many phone numbers Juan needs to not lose the bet is
Answer: t = 1.9287
Step-by-step explanation:
Let be the average number of pages should be sent by 2-day mail instead.
As per given we have,
Sample mean :
Sample standard deviation : s=3.81
sample size : n= 24
Since , the sample size is less than 30 and populations standard deviation is unknown , so we use t-test.
The test statistic for population mean :-
Hence, the test statistics : t = 1.9287