Write the equation of the linear relationship with a slope of 2 that goes through the point (3,1). (hint: find the y-intercept first using y=mx+b then write the equation)

What is the quadric regression equation that fits these data

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

What is the inverse of the function f(x) = 2x + 1?