Bernard and adriana grew sunflowers in their backyard. bernard's sunflower grew 4.23 cm in one week and 8.91 cm the second week. adriana's sunflower grew 15.12 cm in two weeks. round each number to the nearest tenth. about how much more did adriana's sunflower grow than bernard's? a. about 1.7 cm b. about 1.8 cm c. about 1.9 cm d. about 2.0 cm

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

If a || b and e || f , what if the value of y ?