Find the seventh term of ( 3x + 2y )^9

What is the equation of the graph below? y=sec(x)-4

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?