Suppose the function h(t) gives the heart rate of a runner at various points in time during a 20 mile ññ. Select an appropriate domain for this function. Assume that the runner completed the 20 mile run in 129 minutes.

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato