A model train is built on a 1:40 scale. If the height of the model is 4.5inches, how many inches tall is the actual train? *

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

What are the steps to solving the inequality 3b + 8 ≥ 14?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.