Suppose x and y are sets such that XuB=(-8,-4,-2,0,2,4,6,8), XnY =(-2,0,2) and X/Y =(-8,8) on this basis which of the following
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Refer to the diagram shown below.
When the two forces F₁ and F₂ are added vectorially, the resultant force is R.
The angle x = 180° - 50° = 130°.
From the Law of Cosines, obtain
R² = F₁² + F₂² - 2F₁F₂ cos(130°)
Note that 2 cos(130°) = -1.2856.
Answer:
R = √(F₁²+ F₂² + 1.2856 F₁F₂ )
When the two forces F₁ and F₂ are added vectorially, the resultant force is R.
The angle x = 180° - 50° = 130°.
From the Law of Cosines, obtain
R² = F₁² + F₂² - 2F₁F₂ cos(130°)
Note that 2 cos(130°) = -1.2856.
Answer:
R = √(F₁²+ F₂² + 1.2856 F₁F₂ )
The first step to solve this problem is to convert the first mixed number to an improper fraction.
÷ 3 + 
Dividing is equivalent to multiplying with the reciprocal value,, so next you will need to change the signs.
x +
Multiply the fractions
+
Finally,, add the two fractions together to get your final answer
This means that the correct answer to your question is .
Let me know if you have any further questions
:)
Dividing is equivalent to multiplying with the reciprocal value,, so next you will need to change the signs.
Multiply the fractions
Finally,, add the two fractions together to get your final answer
This means that the correct answer to your question is
Let me know if you have any further questions
:)