The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain after 3000 years? Question Help: D Video 1 D Video 2 MMessage instructor Submit Question

Q: 1 1 3 a If A = = 1 is orthogonal, then A -2 C 1 will be

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A: If events are mutually exclusive then P(AUB) =P(A) +P(B)

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A: Follow the procedure given below.

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A: We have to give a counter example for  A – C = B – C imply A = B.

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A: Given: A pentagon gets the top cut off what shape will result?

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Q: Solve using Cramer's Rule only. 4w + 3x – 5y + z = 6w – 5x + 2y+ 2z -9w + 9x + 6y + 3z = 6 3w + x +…

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Q: Which angles are coterminal with an angle of 43pi/9? Select all that apply.

A: To solve this problem we first need to understand what are coterminal angles.

Q: Determine whether the set S is linearly independent or linearly dependent. S = {(8, 0, 0), (0, 6,…

A: Given,  S={(8,0,0),(0,6,0),(0,0,-14),(8,5,-7)}

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A: here we use basic group theory

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Q: 3. Truman is buying a teddy bear and flowers for his girlfriend. Flowers Galore charges $13 for the…

A: Let's find.

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Q: 8 The eigenspace of the matrix C = -3 corresponding to the eigenvalue d = -1 is given b 18 -7 Select…

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A: Given f(x)=1.8208e0.3387xGiven f(x)=$6 billion

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(æ)…

A: answer is in next step

Q: 5. Describe which way (up/down, left/right) and by how much the graph of f(x) = Ina will shift when…

A: graphical transformation

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A: The objective is to plot the numbers on the numberline.

Q: 11. Choose the best answer. To _the graph of f(±) = a+clog,(dz+g), change the parameter c.

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Q: 1. How many different binary strings of length 8 are there? 2. How many different binary strings of…

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Q: rite inequalities to represent the situations below. Hans exercises at least 50 minutes per day. Use…

A: Given query is to represent the inequality.

Q: Show that the system xị + 2x2 – x3 = a 2x1 + x2 + 3.x3 = b x1 – 4.x2 + 9x3 =c - is inconsistent…

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Q: A man initially invested ​$800 in a savings account where interest is compounded annually. If after…

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Q: iven the figure below, find the values of x and z. %3D 100° %3D (5x + 25).

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Q: Write the equation of a parabola whose directrix is æ = 4.5 and has a focus at (13.5, 4). Preview

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Q: - 80 animals on a farm. 52 of the animals are chickens.

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Q: In a geometric sequence, the first term is 3 and the common ratio is 2. What is the sum of the first…

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Q: Use the remainder theorem to find the remainder when f(x) is divided by x- 1. Then use the factor…

A: f(x)=2x3-6x2+11x-2 We need to find remainder when f(x) is divided by x-1 using remainder theorem. We…

Q: Use the given zero to find the remaining zeros of the function. ce h(x) = x-9x+ 12x + 138x- 1360…

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Q: Use the Rational Zero Theorem to find the solutions to the equation x³ + x² – 5x – 5 = 0. - -

A: We have to use rotational zero theorem to find the roots of the equation.