Questions in Grade College

Questions in Grade College

[Answered] If [tex]$x^2+m x+m$[/tex] is a perfect-square trinomial, which equation must be true? [tex]$x^2+m x+m=(x-1)^2$[/tex] [tex]$x^2+m x+m=(x+1)^2$[/tex] [tex]$x^2+m x+m=(x+2)^2$[/tex] [tex]$x^2+m x+m=(x+4)^2$[/tex]

[Answered] How do you check the heat exchanger with a gas pack? A. Check the flame using a lighter with the unit running. B. Check the flame with a lighter with just the fan on. C. Remove the lid and visually inspect the heat exchanger if the unit is over 10 years old, or use a lighter with just the fan if under 10 years old. D. Check the flame with a lighter with the unit off.

[Answered] $P(x)=x^4-2 x^3+k x-4$, where $k$ is an unknown integer. $P(x)$ divided by $(x-1)$ has a remainder of 0. What is the value of $k$?

[Answered] Out of 4 now For the following relational schema: Where would you define the foreign keys for each table? Explain your reasoning AIRPORT Airport code Name City State FLIGHT Flight_number Airline Weekdays FLIGHT_LEG Flight number Leg_number Departure airport code Scheduled_departure_time Arrival airport code Scheduled_arrival_time LEG INSTANCE Flight_number Leg_number Departure airport code Date Number_of_available_seats Airplane_id Departure_time Arrival airport code Arrival_time FARE Flight_number Fare_code Amount Restrictions AIRPLANE TYPE Airplane_type_name Max seats Company CAN_LAND Airplane_type_name Airport code AIRPLANE Airplane_id Total_number_of_seats SEAT RESERVATION Flight number Airplane_type Leg number Date Seat number Customer_name Customer_phone For the following relational schema: Where would you define the foreign keys for each table? Explain your reasoning

[Answered] \left\{\begin{array}{l}11 x-9 y=2 \\ 13 x+5 y=-11\end{array}\right.

[Answered] The density of a fish tank is [tex]$0.3 \frac{\text { fish }}{\text { feet }^3}$[/tex]. There are 15 fish in the tank. What is the volume of the tank?

[Answered] What does the vector represent?

[Answered] What did Abigail Adams ask the founders of the new government? A. to remember women's rights B. to give unlimited power to landowners C. to write about the American Revolution D. to increase educational opportunities for boys

[Answered] Describe the main roles, structures, and characteristics of political parties in Texas. Place the following party organizations in order from the lowest level of temporary party organization to the highest level of temporary party organization. county/district convention state convention party primary precinct convention

[Answered] Simplify the expression, using the rule for order of operations if necessary: $3 \cdot 12-9 \cdot 8=$ $\square$