A train travels 420km in 2.5 hours . Another train travels 530 Km in 3.25 hours. Which train travels faster? Show your work pls :))​

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)