Answer:
336
Step-by-step explanation:
This is just normal addition.
1
275
+61
all it is adding
The correct answer would actually be 15 because (-5) multiplied by -3 makes it positive 15.
f(x) = 2x³ - 6x² - 48x + 24
relative minimum: (4,-136)
relative maximum: (-2,80)
answer is the second option
thanks