The high temperature on a cold winter day was 20°F and the low temperature was –15°F. How much higher was the high temperature than the low temperature

The parabola opens: y=√x-4 (principal square root) up down right left

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.