Which of the following is irrational?(1 point)
Responses
−7 8/37
3.6363636363636363...
3√4
52.781654292
3.6363636363636363...
What number added to −70 has a sum of zero?
The number that needs to be added to -70 in order to get a sum of zero is 70.
Estimate the value of 6×2–√. Which of the following choices is the best estimate?(1 point)
Responses
6.4
9.8
7.1
8.4
To estimate the value of 6×2–√, we need to find the square root of 2 and then multiply it by 6.
The square root of 2 is approximately 1.414.
Therefore, the estimate of 6×2–√ is approximately 6×1.414, which is approximately 8.484.
Of the given choices, the best estimate is 8.4.