Answers created by Harry

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• How do you solve for #r# in the equation #p=4r+3t#?
  
• How do you solve the following linear system # -2x+y=5, 4x-2y=9 #?
  
• How do you factor #x^4 + 2x^3 - 3x - 6#?
  
• How do you FOIL #(4z-u)(3z+2u)#?
  
• How does torque relate to force?
  
• If a spring has a constant of #4 (kg)/s^2#, how much work will it take to extend the spring by #73 cm #?
  
• What's the solution?
  
• How do you write 468.2 in scientific notation?
  
• Why does a falling object eventually slows down?
  
• How do you simplify 16=6n+2n?
  
• Kyle's waffle recipe calls for 6 blueberries and 3 raspberries per waffle. After cooking a batch of waffles, I used exactly 117 berries How many of them were blueberries? Thank you 🤗
  
• How do you solve #7sqrt(x+5)+10=66#?
  
• Will an object with weight of 90 N and a buoyant force of 85 N sink or float?
  
• A wave travels 40 meters across a field of grass in 4 minutes. What is the speed of the wave?
  
• What does resonance frequency mean?
  
• What do the first two laws of thermodynamics state?
  
• An object falls freely from rest near the surface of earth. What is the speed of the object when it has fallen 4.9 meters from its rest position ?
  
• What is Kepler's law of orbital motion?
  
• B. Why a spoon in a cup of tea appears broken ?
  
• What are the units for impulse?
  
• What is angle a?
  
• A building casts a shadow that is 88 meters long. The straight-line distance from the top of the building to the end of the shadow it creates is at a 32° angle with the ground. What is the approximate height of the building?
  
• What is a perpendicular bisector?
  
• A spring with a spring constant of 144 N/m is compressed by a distance of 16.5 cm. How much elastic potential energy is stored in the spring?