Find the 11th term of the geometric sequence 7, -28, 112

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)