Answer:
the standard form is : -2x²+16x -31
Step-by-step explanation:
hello :
-2(x-4)²+1 = -2(x²-8x+16)+1 = -2x²+16x-32+1
-2(x-4)²+1 =-2x²+16x -31
D= -0.37
R= -0.34
the area is six units squared
