Answer:
4b^4 + 6b^3 + 13b^2 + 10b -1
Step-by-step explanation:
4b^4 + 12b^3 + 5b^2 + 6 - (6b^3 – 8b^2 – 10b + 7)
= 4b^4 + 12b^3 + 5b^2 + 6 - 6b^3 + 8b^2 + 10b - 7
= 4b^4 + ( 12b^3 - 6b^3) + (5b^2 + 8b^2) + 10b + (6 - 7)
= 4b^4 + 6b^3 + 13b^2 + 10b -1
Answer:
25
Step-by-step explanation:
(50 cm (centimeters))/(20 mm (millimeters))
Result:
25 m/m (meters per meter)
25
2500%
Unit conversions:
15.53 mi/km (miles per kilometer)
25 mi/mi (miles per mile)
25 squares
Interpretation:
length ratio
Answer:
D
Step-by-step explanation:
A has -1 going to two different y values so it is not a function
B has x = -1 going to two different y values so it is not a function
C has the input of 3 going to two different y values so it is not a function
D each input goes to only 1 output so it is a function
Answer:
![=-6w^2-31w-35](https://tex.z-dn.net/?f=%3D-6w%5E2-31w-35)
Step-by-step explanation:
Apply Foil.
![\left(3w+5\right)\left(-2w-7\right)=3w\left(-2w\right)+3w\left(-7\right)+5\left(-2w\right)+5\left(-7\right)](https://tex.z-dn.net/?f=%5Cleft%283w%2B5%5Cright%29%5Cleft%28-2w-7%5Cright%29%3D3w%5Cleft%28-2w%5Cright%29%2B3w%5Cleft%28-7%5Cright%29%2B5%5Cleft%28-2w%5Cright%29%2B5%5Cleft%28-7%5Cright%29)
![=3w\left(-2w\right)+3w\left(-7\right)+5\left(-2w\right)+5\left(-7\right)](https://tex.z-dn.net/?f=%3D3w%5Cleft%28-2w%5Cright%29%2B3w%5Cleft%28-7%5Cright%29%2B5%5Cleft%28-2w%5Cright%29%2B5%5Cleft%28-7%5Cright%29)
![=-6w^2-31w-35](https://tex.z-dn.net/?f=%3D-6w%5E2-31w-35)