Answer:
8x^2+16x+16
Step-by-step explanation:
The combined area is the sum of both expressions.
2x^2-13x+21+6x^2+29x-5
8x^2+16x+16
8(x^2+2x+2)
You're right. The multiple choice is just wrong.
Answer:
1 minutes 33 seconds
Step-by-step explanation:
28 * 60 seconds = 1680 seconds
1680 / 18 = 93.3 seconds or just about 1 minutes and 33 seconds per problem
All real numbers is the correct answer
Answer:
Add 4t and 10t
14t
Step-by-step explanation:
When you have the same variable you simply can add them together.
Hope this helps :)