mylanag12
15.02.2022 •
Mathematics
3. Let's see the measurement of the angles given below and examine which pair of angles are complementary to each other : 31°, 47°, 64°, 29°, 43° 59°, 17°, 26°
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Ответ:
Option (1)
Step-by-step explanation:
The given expression is,
5b² - 60 = 0
5b² - 60 + 60 = 0 + 60
5b² = 60
b² =
b² = 12
b = ±√12
b = ±3.464
b ≈ ±3.46
Therefore, b = -3.46, 3.46 will be the answer.
Option (1) is the correct option.