Determine whether the statement is true or false.The graph of 
+ 
= 1 is a vertical ellipse.
A. True
B. False
Answer: B
Mathematics
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Find the area of a sector with central angle 120° in a circle with radius 12 m.
 figure 1.png)
Mathematics
Multiply.600 ? 6
A. 606 B. 3600 C. 3606 D. 3594
Mathematics
Solve.Young's rule, C = 
, can be used to approximate the dosage of a drug prescribed for children. In this formula, A = child's age in years, D = an adult dosage, and C = the proper child's dosage. When the adult dosage is 100 milligrams and the child's dosage is 25 milligrams, what is the child's age?
A. 3 B. 4 C. 6 D. 5
Mathematics
A matrix has an inverse if and only if its determinant does not equal 0. Determine whether the given matrix has an inverse.
A. Yes B. No
Mathematics