Determine whether the diagram could represent a function.
A. Yes
B. No
Answer: B
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Solve the problem involving related quantities.The perimeter of a triangle is 46 centimeters. Find the lengths of its sides, if the longest side is 5 centimeters longer than the shortest side, and the remaining side is 2 centimeters longer than the shortest side.
A. 8 cm, 11 cm, 13 cm B. 13 cm, 15 cm, 18 cm C. 15 cm, 17 cm, 20 cm D. 13 cm, 15 cm, 20 cm
Solve. Express the result in scientific notation. Round to the nearest hundredth, if necessary.If the mass of an object is 6.01398 × 10-8 tons and its density is 7.74 × 10-5 tons per cubic foot, find the volume of this object. (Use the formula D = 
.)
A. 7.77 × 10-5 cubic feet B. 7.77 × 10-3 cubic feet C. 7.77 × 10-4 cubic feet D. 77.7 × 10-4 cubic feet
Find the exact value under the given conditions.sin ? = - 
, 
< ? < 2?; tan ? = - 
, 
< ? < ?Find cos (? + ?).
A. 
B. 
C. - 
D. - 
Find a set of parametric equations of the line.
?
Passes through 
and is parallel to 
.
?
A. 
?
B.
?
C.
?
D.
?
E.
?