July 22, 2014

Homework Help: Math

Posted by Leslie on Sunday, September 26, 2010 at 1:08pm.

1.The square of x is equal to 4 times the square od y. If x is 1 more than twice y, what is the value of x?
A) -4
B) -.5
C) -.25
D) .25
E) .5

2.In the xy-coordinate plane, lines L an Q are perpendicular. If line L contains the points (0,0) and (2,1), and line Q contains the points ( 2,1) AND (0,T) What is the value of T?

3. For all positivw integers x, let x
be defined to be (x-1)(x+1). Which of the following is equal to 6-5?
A)2= 1
B)3= 2
C)4= 3
D)5= 4
E)6= 5

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