Find all values of the variable for which the rational expression is undefined.
A. -8, -9
B. -8, 9
C. 8, 9
D. -9, 8
Answer: C
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The following table shows the running speed, in feet per second, of certain animals as a function of their length, in inches.
AnimalDeermouseChipmunkGrey squirrelRed foxCheetah
3.56.39.82447
8.215.724.965.695.1?
A. Calculate the average rate of change in running speed from a length of 6.3 inches to a length of 9.8 inches.B. Explain in practical terms the meaning of the number you calculated in part A.C. Use the average rate of change to estimate the running speed of an animal that is 8.3 inches long.
What will be an ideal response?
Describe the indicated set in words and find the set.(P ? L) - S' , given the following information:The table gives the approximate nutritional value per serving of foods at a certain restaurant.
Let:C = {m : m provides 251 or more calories}P = {m : m provides 20 or more grams of protein}F = {m : m provides 10 or more grams of fat}L = {m : m provides 150 or more mg of calcium} S = {m : m provides 1000 or more mg of sodium}A = {m : m provides 1000 or more A.U. of vitamin A}
A. Foods that provide both 20 or more grams of protein and 150 or more mg of calcium, but have less than 1000 mg of sodium; ? B. Foods that provide either 20 or more grams of protein or 150 or more mg of calcium, but have less than 1000 mg of sodium; {Pizza, Pea Soup, Chicken Salad} C. Foods that provide either 20 or more grams of protein or 150 or more mg of calcium, and have 1000 or more mg of sodium; {Chop Suey, Bean Burrito} D. Foods that provide both 20 or more grams of protein and 150 or more mg of calcium, and have 1000 or more mg of sodium; {Chop Suey, Bean Burrito}
Find the values of the variables for which the statement is true, if possible.
= 
A. m = 1; x = 8; n = -8; y = -3; p = 3 B. m = -8; x = 2; n = 1; y = -3; p = 3 C. m = -8; x = 8; n = 1; y = -3; p = 3 D. m = -8; x = 2; n = 8; y = -3; p = 3
Find the sum.-10.9 + (-14.6)
A. -25.5 B. -3.7 C. 3.7 D. 25.5