Factorise x2_2x+1
x2-6x+a
X2-18+81

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12