Answer:
1 2/3 x 9/16
Step-by-step explanation:
105/8 inch^3
7/2*5/2*/3/2 = 105/8
X= -20
-3x² +6x -1 = 0
x2 - 2x + = 4(x2-2x +1)-3
x² - 2x = 4x²-8x +4 - 3
x²-4x²-2x+8x = 4-3
-3x² +6x = 1