“x” represents an undefined term
ex: 9x-2
Please give brainliest :)
Answer:
20% of 240 is 48
Step-by-step explanation:
48 times 5 equals 240
20% times 5 equals 100%
100% = 240 text messages
9514 1404 393
Answer:
45°, 135°
Step-by-step explanation:
The total of the two angles is 1+3 = 4 times the smaller angle. The total is 180°, so the smaller angle is
180°/4 = 45°
The larger angle is 3×45° = 135°
The two angles are 45° and 135°.
Answer: 14
Step-by-step explanation:
- Degrees of freedom is the number of values in the evaluation of a test statistic that are free to vary.
For t-statistic , the degree of freedom for a sample with sample size 'n' is given by :-

Given : Sample size : n-1
Then, the number of degrees of freedom the t-value will have :-

Hence, the t-value will have 14 degrees of freedom.