Write the equation of f(x) = x2 after it has transformed left 1 space and narrower.

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Is the figure congruent? yes or no?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.