Cracking The SAT Premium

Functions and Graphs Drill 2: Calculator-Permitted Section Calculator use is allowed on these questions, so use ...

D) f(15) 21. The graph of y = g(x) is shown in the figure above. If g(x) = ax^2 + bx + c for con ...

...

CHAPTER DRILL ANSWERS AND EXPLANATIONS Functions and Graphs Drill 1: No Calculator Section 3. B Start by plugging ...

replace the f(x) portion of the equation, so you can just write out the rest of it, , next to each to s ...

warned: You must use fractions to help discern which is correct. Let’s say the x-intercepts take place at ...

Summary ◦ Given a function, you put an x value in and get an f(x) or y value out. ◦ Look for ways to use ...

the radius. To get a circle equation into the standard form, complete the square for both the x-terms and ...

Chapter 16 Geometry Now that you’ve had some review and practice in coordinate geometry, it’s time to lea ...

GEOMETRY ON THE SAT We covered coordinate geometry in Chapter 15. But in addition to coordinate geometry quest ...

Write down formulas that you might need for the question. Ballpark if you’re stuck or running short on ...

Next, figure out what else you know. Because there are 180° in a triangle, BAC = 180 – 90 – 60 ...

A circle contains 360 degrees. Every circle contains 360 degrees. Each degree is of the total dist ...

When two lines intersect, four angles are formed. The following diagram should make this clear. The four a ...

The measures of these four angles add up to 360 degrees. (Remember the circle.) a + b + c + d = ...

Meeting at right (90°) angles Angles a, b, c, and d all equal 90 degrees. Flip and Negate If two lines are per ...

Parallel lines have the same slope. In any geometry problem, never assume that two lines are parallel ...

Note: Figure not drawn to scale. In the figure above, l 2 || l 3 . Which of the following could be false ...

π radians is approximately equal to how many degrees? A) 8° B) 694° C) 1,389° D) 2,777° Here’s How to Crack It ...

The angles opposite those equal sides are also equal because angles opposite equal sides are also equa ...