SAT Math Multiple Choice Practice Question 385: Answer and Explanation
Next steps
- Use your browser's back button to return to your test results.
- Do another SAT math multiple choice practice tests.
Question: 385
11. For 
, let ?x be defined by the equation 
. Which of the following is equivalent to 
A. ▽2
B. ▽3
C. ▽6
D. ▽8
E. ▽9
Correct Answer: A
Explanation:
A Given that ▽x = 3x – 3, find ▽7.
Be careful not to pick answer choice (B) ▽3, because 
, not 3. Answer choice (A) ▽2 is correct, because 
.