What is 15.70796327 rounded to 1 decimal point?

What is the solution to the equation 9^(x+1) =27

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.