Solve. Use a calculator to approximate the irrational solutions to three places.x2 + 1 = 13

A. ±3.742
B. 2.606, -4.606
C. ±3.464
D. 2.606


Answer: C

Mathematics

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A. 40 B. 9 C. 20 D. 11

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The monthly cost of driving a car depends on the number of miles driven. Julia found that in October it cost her $200 to drive 300 mi and in July it cost her $350 to drive 600 mi. Express the monthly cost C as a function of the distance driven d assuming that a linear relationship gives a suitable model.

What will be an ideal response?What will be an ideal response?

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A. If V represents the volume, B the area of the base, and h the height, then 
B. If V represents the volume, B the area of the base, and h the height, then 
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Determine whether the given expression is a polynomial. If it is, write it in standard form.9x -  + 12

A. Yes; 9x -  + 12
B. No

Mathematics