Answer:
The Answer would be 166
Step-by-step explanation:
From 115 to 132 is + 17
From 132 to 149 is + 17
So 149 + 17 = 166
Therefor your answer is 166
46.2. 15.4 is one third of 46.2, therefore when you multiply it ny three, you get 46.2. All the problem is, is multiplying the input by 3.
Answer:
It would have to either be A or B
Step-by-step explanation:
Answer:
20%
Step-by-step explanation:
14/70x100=20%
Answer:
![x_{1} = - \sqrt{2} \: .\: x_{2} = - 1 \: . \: x_{3} = 1 \: . \: x_{4} = \sqrt{2}](https://tex.z-dn.net/?f=%20x_%7B1%7D%20%3D%20%20-%20%20%5Csqrt%7B2%7D%20%20%5C%3A%20%20.%5C%3A%20%20x_%7B2%7D%20%3D%20%20-%201%20%5C%3A%20.%20%5C%3A%20%20x_%7B3%7D%20%3D%201%20%5C%3A%20.%20%5C%3A%20%20x_%7B4%7D%20%3D%20%20%5Csqrt%7B2%7D%20)
Step-by-step explanation:
x⁴ - 3x² + 2 = 0
x^2×2 - 3x² + 2 = 0
(x²)² - 3x² + 2 = 0
t² - 3t + 2 = 0
t = 1, t = 2
x² = 1, x² = 2
x = -1, x = 1
x = - square root 2, x = square root 2
![x_{1} = - \sqrt{2} \: .\: x_{2} = - 1 \: . \: x_{3} = 1 \: . \: x_{4} = \sqrt{2}](https://tex.z-dn.net/?f=%20x_%7B1%7D%20%3D%20%20-%20%20%5Csqrt%7B2%7D%20%20%5C%3A%20%20.%5C%3A%20%20x_%7B2%7D%20%3D%20%20-%201%20%5C%3A%20.%20%5C%3A%20%20x_%7B3%7D%20%3D%201%20%5C%3A%20.%20%5C%3A%20%20x_%7B4%7D%20%3D%20%20%5Csqrt%7B2%7D%20)