Decide whether the statement is true or false.Two vertical angles cannot be complementary.
A. True
B. False
Answer: B
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?Fill in the blank to make the following number divisible by 18, and explain why: 6488__
A. ?1, because the sum of the digits must be divisible by 9. B. ?4, because the number must end in an even number. C. ?4, because the number must end in an even number and the sum of the digits must be divisible by 9. D. ?there is no number that will work. E. ?any even number that will make the sum of the digits equal to a multiple of 3.
Write ? or ? in the blank so that the resulting statement is true.{13, 30, 35} {17, 30, 35, 45}
A. ? B. ?
Find the domain and range of the inverse of the given function.f(x) = 3.1 + 0.87x
A. Domain: [3.1, ?); range: all real numbers B. Domain and range: all real numbers C. Domain: all real numbers; range: (-?, 3.1] D. Domain: all real numbers; range: [3.1, ?)
Write the vector in the form 
A. 
B. 
C. 
D. 