Factor the expression completely, if possible.175x2 - 210x + 63
A. 7(5x - 3)2
B. (35x - 21)(5x - 3)
C. 7(5x + 3)(5x - 3)
D. 7(25x2 - 30x + 9)
Answer: A
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Use differentiation to determine whether the integral formula is correct.
dx = 
+ C
A. Yes B. No
Write in exponential form.
A. (x4y2)2 B. (x4y2)1/2 C. x4y1/2 D. x1/4y1/2
Solve the problem.A restaurant bill of $98.05 was shared equally by 4 people. How much was each person's share? Round your answer to the nearest cent.
A. $24.62 B. $24.51 C. $25.51 D. $25.62
Suppose a planet is discovered that revolves around its sun in an elliptical orbit with the sun at one focus. Its perihelion distance (minimum distance from the planet to the sun) is approximately  FIGURE 1.png)
km, and its aphelion distance (maximum distance from the planet to the sun) is approximately  Figure 2.png)
km. Approximate the eccentricity of the planet’s orbit. Round to three decimal places.
a. 1.174 b. 12.5 c. 0.08 d. 0.852