30 pts and brainiest answer let f(x)=8x . which function represents a transformation of f(x) by a vertical stretch with factor 2? g(x)=82x g(x)=812x g(x)=12⋅8x g(x)=2⋅8x

Which is an equation for the nth terms of the sequence 12,15,18,21

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.