Answer:
<h3>
f(x) = 5x² + 2x</h3><h3>
g(x) = 6x - 6</h3>
Step-by-step explanation:
4,153+2,988
-12 +12
4,141+3,000
3,000+4,000=7,000
7,000+141=7,141
B. The median of the data set
**Update; A. The lower quartile**
See other answer for explanation.
For Question 1:
angle CAB, angle ABC, angle BCA
Question 2: angle BCD