Answer:
3x2 + 4x – 6
because :
Step-by-step explanation:
(x-5)(3x²+4x-6)=3x^3+4x²-6x-15x²-20x+30 =3x3 – 11x2 – 26x + 30
y=(8/3)x+3
8x-3y=-9
-3y=-8x-9
From the most right side it's 2^0 which is 1. The other ones are 2^4 and 2^3, So 16+8+1=25
172 cm².
Total surface area = 56 + 16 +56 + 16 + 14 + 14
attached below
