I need help with this- thank you

Will mark brainliest! :)

Which expression is equivalent to 2x^2+7x+4?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events