Horizontal, by the way don listen to that just trying to get points
Answer:
Step-by-step explanation:
√14 cannot be rewritten as the ratio of two integers and thus is irrational.
Similarly, √99 is irrational; √99 = √9√11 is irrational even though √9 is not.
Answer:
about 35 years rounding its 36
Step-by-step explanation:
i converted evrything to positive and did 1371 minus 1296 to get 75 and i divided that by 2.0834
To find the margin of error, multiply the z-score by the standard deviation, then divide by the square root of the sample size.The z*-score for a 90% confidence level is 1.645.The margin of error is 0.20.The confidence interval is 48.3 to 48.7.48.8 is not within the confidence interval.
Answer:
a²+b²=126
Step-by-step explanation:
(a+b)²=a²+b²+2ab
(12)²=a²+b²+2×9
144=a²+b²+18
a²+b²=144-18=126
