4b^2 - 16 =
4(b^2 - 4) =
4(b + 2)(b - 2)
<span>Triangles exist:
</span>3 acute angles<span>
2 acute angles, 1 right angle
</span><span>2 acute angles, 1 obtuse angle
</span>
Triangles DON'T exist for:
<span>1 acute angle, 1 right angle, 1 obtuse angle
</span><span>1 acute angle, 2 obtuse angles</span>
Answer: -144.1226
Step-by-step explanation:
Solution: Z= -9
Reasoning: -6 - 3 = -9
Answer:
636w
Step-by-step explanation:
producto = ×
