Decide whether or not the points are the vertices of a right triangle.(9, -1), (11, 3), (13, 2)
A. Yes
B. No
Answer: A
Mathematics
You might also like to view...
Evaluate the integral.
A. - 
cos 9x - 5x sin 9x + C
B. - 
cos 9x - 
x sin 9x + C
C. - 
cos 9x - 
x sin 5x + C
D. - 
cos 9x - 
sin 9x + C
Mathematics
Which ofthe following is equivalent to:? Four times the sum of a number and 
is 42?
A.
?
B.
?
C.
?
D.
?
E.
?
Mathematics
Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = 
A. f(x) = 
- 
+ 
(sin x - sin 2x + . . . )
B. f(x) = 
- 
+ 
(sin x - sin 2x + . . .)
C. f(x) = 
+ 
+ 
(3 sin x - sin 2x + . . .)
D. f(x) = 
- 
+ 
(3 sin x - sin 2x + . . .)
Mathematics
Change the decimals to their fraction or mixed-number equivalents, and reduce answers to lowest terms.0.272
A. 2
B. 
C. 
D. 
Mathematics