Find an equation of variation in which y varies directly as x and y=420 when x= 100. then find the value of y when x=11. find the equation of variation. y= the value of y is when x=11

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Which of the functions graphed below has a removable discontinuity?