It cost marc $29.75 a week to feed his dog. about how much does it cost him to feed his dog for 3 weeks if the cost increases by $4.40 a week

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?

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0

Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)