Answer:
8/21
Brainliest? :)
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Answer:
x² + 8
Step-by-step explanation:
(f - g)(x)
= f(x) - g(x)
= 2x² + 1 - (x² - 7)
= 2x² + 1 - x² + 7 ← collect like terms
= x² + 8
Answer:
<em>The age of the oldest child id 7.</em>
Step-by-step explanation:
There are 5 children:
1st Child: 7 Years Old
2nd Child: 6 Years Old
3rd Child: 5 Years Old
4th Child: 4 Years Old
5th Child: 3 Years Old
<em>The ges of any two consecutive children difference is 2 years old: 1st Child and 3rd Child. </em>
Hope this helped! :-)
The last one is correct answer