Which equation is equivalent to the formula below?
y = a(x – h)2 + k

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.