Answer:
17
Step-by-step explanation:
Using the law of cosines in ΔABC
b² = a² + c² - (2ac cosB) ← substitute in values
= 25² + 28² - (2 × 25 × 28 × cos36.9°)
= 625 + 784 - 1400 cos36.9°
= 1409 - 1400 cos36.9° ( Take the square root of both sides )
b =
≈ 17 ( nearest whole number )
Answer: 10
Step-by-step explanation:
add 2.75 to 0
Answer:
what is the question?
Step-by-step explanation:
Answer:
The second one decreasing on the interval (-infinity, 0) where it becomes constant