Evaluate the following

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25