Answer:
-33
Step-by-step explanation:
2(-2)^3 -7(-2)^2 -5(-2) +1
-16 -28 +11
= -33
y=-8
x=-23
see attached document
Answer: B: 70, 80, 30
An acute triangle has all 3 angles at less than 90 degrees, therefore the answer is B because its the only one that has all three at <90
Answer:6/a^3
