What is the reciprocal of  3/4? how can you be sure it is the reciprocal?

Solve 2x − 1 = 11 for x using the change of base formula log base b of y equals log y over log b.

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1

Which of the following represent the length of a diagonal of this trapezoid? a b c d