Use the method of writing each premise in symbols in order to write a conclusion that yields a valid argument.All birds have wings. None of my pets are birds. All animals with wings can flap them.
A. All birds can flap their wings.
B. No birds can flap their wings.
C. None of my pets can flap their wings.
D. All my pets can flap their wings.
Answer: A
Mathematics
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Find the simplest form of a second-order homogeneous linear differential equation that has the given solution.y = c1e3x cos 3x + c2e3x sin 3x
A. D2y + 6Dy - 18y = 0 B. D2y + 6Dy + 18y = 0 C. D2y - 6Dy - 18y = 0 D. D2y - 6Dy + 18y = 0
Mathematics
Find the special products using patterns.(5a + 9c)(5a - 9c)
A. 25a2 - 81c2 B. 25a2 + 90ac - 81c2 C. 5a2 - 9c2 D. 25a2 - 90ac - 81c2
Mathematics
Find the slope and the y-intercept.y = 
x + 
A. m = - 
; 
B. m = 4; 
C. m = 
; 
D. m = 
; 
Mathematics
Draw graph for the molecule.Cyclopropane
A. 
B. 
C. 
D. 
E. 
Mathematics