Write the equation of the line with the given slope, m, and y-intercept, (0, b).m = - ; b = 8

A. y = x - 8
B. y = - x + 8
C. y = x + 8
D. y = - x - 8


Answer: B

Mathematics

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For the given rectangular equation, write an equivalent polar equation.x2 + y2 - 4x = 0

A. r = 4 cos ? B. r sin2? = 4 cos ? C. r = 4 sin ? D. r cos2? = 4 sin ?

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List the ordered pairs of the points on the grid.  x

A. G = (3, 4), H = (-4, 4) B. G = (3, -4), H = (-6, 4) C. G = (-4, 22), H = (4, -6) D. G = (3, -4), H = (4, -6)

Mathematics

Evaluate the expression.

A.  
B.  
C.
D.  

Mathematics

The height (in inches) of a human is almost linearly related to his/her body weight (in pounds). For example, a 5'2'' tall person  would weight around 118 lb; and a 5'9'' tall person would weight around 139 lb. Can you predict how tall could be a person whose weight is 181 lb?

A. 6'11'' B. 11'6'' C. 10'6'' D. 6'10''

Mathematics