Answer:
0
Step-by-step explanation:
4x4 + 32x - 28 = 0
Answer:
see explanation
Step-by-step explanation:
the domain ( values of x ) that a quadratic can have is all real numbers
domain : - ∞ < x < ∞
the range ( values of y ) are from the vertex upwards , that is
range : y ≥ - 2
Step-by-step explanation:
k = 72
x= -81
..............
Answer:
454
Step-by-step explanation: