Find a counterexample for the statement.
if p is prime, then
p2 + 4
is prime.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.

What is the t intercept of the line given by the equation below y= -10x + 14