Question

Give a counterexample for each of the following statements. A. If n is a whole number, then n?is >n B. All numbers that end in 1 are prime numbers. C. Any three points that are coplanar are also collinear. D. All girls like strawberry ice cream. E. All high school students are in choir. F. For any angle there exists a complementary angle. G. All teenagers can drive.

Answer 1

`\begin{gathered} 1.)0^2=0\text{ but 0 is not greater than 0} \\ 2.)\text{ 21 is not a prime number} \\ 3)\text{ (1,1), (2,2), (3,2) are coplanar, but no collinear} \\ 4)\text{ My sister Erica doesn't like strawberry } \\ 5)\text{ i am not part of the choir} \\ 6)\text{ if }\alpha=190^(\circ)\text{ it has not a complementary angle} \\ 7)\text{ I am a teenager and i can not drive} \end{gathered}`