Solve the problem.A comet follows the hyperbolic path described by 
- 
= 1, where x and y are in millions. If the sun is the focus of the path, how close to the sun is the vertex of the path? 
A. 3.9 million
B. 0.8 million
C. 22 million
D. 4.7 million
Answer: B
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Which of the following strategies does NOT help establish an intellectual need for deductive proof?
a. Have students produce several examples, observe what happens to measurements when dragging, make a conjecture, and then try to explain why the conjecture is true. b. Have students produce several examples, observe what happens to measurements when dragging, make a conjecture, and record the conjecture in their notebooks as an established result. c. Present students with a situation leading them to make geometric conjectures that do not hold up when they examine examples in a DGE. d. Provide open-ended tasks that prompt students to make conjectures, provide justifications, and build chains of reasoning.
Find the product.(2m3z4)(5m2z2)
A. 10m5z B. 10mz6 C. 10mz5 D. 10m5z6
Provide an appropriate response.Without solving the following system of equations, tell what the solution is. Explain your answer. 2x + 4y + 2z = -4 -8x - 16y - 8z = 164x + 8y + 4z = -8
What will be an ideal response?
Perform the indicated operations. Express the answer as a single polynomial in standard form.8x7(-2x5 + 7)
A. -16x12 + 7 B. -16x12 + 56x7 C. 40x7 D. -16x5 + 56