Give two parametric representations for the plane curve.y = x + 8

What will be an ideal response?


Answers will vary. Two possible representations are as follows:
x =8t, y = 7t + 8; 
x = 8t + 8; y = 7t + 15

Mathematics

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Find the angle between u and v in radians.u = 4j - 3k, v = 2i - 8j - 7k

A. 1.65 B. -0.20 C. 1.57 D. 1.78

Mathematics

Provide an appropriate response.If a < 0, which of the following correctly describes -  ?

A. Negative B. Positive C. Zero D. Not real

Mathematics

Determine the domain and range of the relation.{(-7, 9), (7, 8), (-3, -6), (-1, 4 )}

A. Domain: {9, -6, 8, 4}; range: {-7, -3, 7, -1} B. Domain: {-7, -3, 7, -1}; range: {9, -6, 8, 4} C. Domain: {-7, -3, 7, -1}; range: {9, 9, -6, 8, 4} D. Domain: {-7, -3, 7, -1}; range: {9, -9, -6, 8, 4}

Mathematics

Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.A vertical line through (-6.23, 0.67)

A. x = 0.67 B. y = 0.67 C. y = -6.23 D. x = -6.23

Mathematics