- What is the vertex of f(x) = x^2+10x+21?

Discover Questions

What is the volume of a pentagonal pyramid with a base area of 590 square feet and an altitude of 7 feet? How to grow my brain? Can I live in Chernobyl? Is there a quick way to tell if a triangle is acute or obtuse with only the lengths of all 3 sides? pls explain thanks? When there is a tsunami why dont they just swim behind the wave? is it not safer to be behind it then infront of it?