Answer:
a2 + 2al (or) a2 + √a24+h2 a 2 4 + h 2
Step-by-step explanation:
Clara
4th option - over the interval (4,7) the local minimum is -7
There's only one local minimum in this graph and it's the one between (4,7), so this is the only plausible answer.
Slope of 3/4 (3,4) between points
The answer would be 4.5