In the expression 50+4x the number (4) in front of the variable (x) represents the rate of change true or false

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8