The absolute value of a number is added to the original number. kayla says the sum is always equal to 0 is she correct?

Math each whole number with a rational,exponential expression

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2