The equation for an exponential function is W(x)=7=(1.25)ˣ+6. Which statement correctly describes the end behavior of the function? 1) The function approaches positive infinity as x approaches positive infinity and approaches 6 as x approaches negative infinity. 2) The function approaches 7 as x approaches positive infinity and approaches positive infinity as x approaches negative infinity. 3) The function approaches 6 as x approaches positive infinity and approaches positive infinity as x approaches negative infinity. 4) The function approaches positive infinity as x approaches positive infinity and approaches 7 as x approaches negative infinity.