Discover Questions

If you write 70,000 in scientific notation the coefficient will be 70 true or false? How do I use de Moivre's formula to evaluate (cos pi/7 + i sin pi/7) ^7 in cartesian form? If x-1, x+2, and x+4 are factors of a polynomial p(x), which of the following must be equal to 0?
A) p(-2)
B) p(-1)
C) p(2)
D) p(4)? What happen when k2cr2o7added to so2? There are many different types of fossils in our hypothetical rock layers. What do the majority of these fossils have in common?