Answer:

Step-by-step explanation:
(5x^3+4x^2)−(6x^2−2x−9)
To find the opposite of 6x^2−2x−9 find the opposite of each term.
5x^3+4x^2−6x^2+2x+9
Combine 4x^2 and 6x^2 to get −2x^2.
5x^3-2x^2+2x+9
Answer:
1.SAS
2. AAS
3.SAS
4.SSS
5.SSS
6.SSS
Step-by-step explanation:
Answer:
19.5
Step-by-step explanation:
78 divided by 4
Answer:
(e^2) (g) (g^4) (e^3)=e^b
(e)( e^2) (e)=ve^4
Step-by-step explanation:
Answer:
80 degrees.
Step-by-step explanation: