Resolvein Factor 9x^4-3x^2 + 1

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?