Difference between revisions of "2002 AMC 10B Problems/Problem 4"

Revision as of 12:58, 27 December 2008

What is the value of

$(3x-2)(4x+1)-(3x-2)4x+1$

when $x=4$ ?

$\mathrm{(A) \ } 0\qquad \mathrm{(B) \ } 1\qquad \mathrm{(C) \ } 10\qquad \mathrm{(D) \ } 11\qquad \mathrm{(E) \ } 12$

$(10)(17)-(10)(16)+1=170-160+1=11\Longrightarrow\mathrm{ {D} \ }$

2002 AMC 10B (Problems • Answer Key • Resources)
Preceded by Problem 3	Followed by Problem 5
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25
All AMC 10 Problems and Solutions

@@ Line 12: / Line 12: @@
 <math>(10)(17)-(10)(16)+1=170-160+1=11\Longrightarrow\mathrm{ {D} \ }</math>
+==See Also==
+{{AMC10 box|year=2002|ab=B|num-b=3|num-a=5}}
+[[Category:Introductory Algebra Problems]]