Consider the following expression:−7×2+2x−4x3Determine the degree and the leading coefficient of the polynomial.

Find the y-intercept and x-intercept of the following linear equation.−6x+7y=−9

Use the discriminant, b2−4ac, to determine the number of solutions of the following quadratic equation. Then solve the quadratic equation using the formula x=−b±b2−4ac2a.3×2−4x−2=0

 A developer is designing a case-based reasoning system. When the system finally obtains a final solution, what should be done?

 Which statement best characterizes collaboration software?

 A research lab is working on a system where a user can ask in human terms for data from a database. The system they are working on is called _____.

Write 5.251×106 in decimal form.

The most common virus isolated from infants with lower respiratory infections that cause croup, bronchitis, bronchiolitis, interstitial pneumonia and a high mortality rate is (M66-13; Level 2):

 A(n) _____ system uses spatial and nonspatial data and specialized techniques for storing coordinates of networks of lines (roads, rivers, streets) and reporting zones (zip codes, cities, counties, states).

Solve the following quadratic equation by using the definition of a square root and write the solutions in simplified radical form.(y+6)2=64