The shock absorbers in a car act as a big spring with k=38700 N/m. When a kid gets in, the spring stretches 0.00884 m. What is the weight of the kid?

(Unit = N)

Use the x-intercept method to find all real solutions of the equation. -9x^3-7x^2-96x+36=3x^3+x^2-3x+8

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

We just started the introduction into circles and i have no idea how to do this.