The mean length of 4 childrens' big finger is 8.6cm. The mean length of 11 adults' big finger is 17.8cm.
What is the mean length (rounded to 2 DP) of these 15
people's big finger?
cm

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

What multiplys to be 1 but adds up to be 4