SOLUTION: 1. If y(x-1) = z then x= A. y-z B. z/y + 1 C. y(z-1) D. z(y-1) 2. If 3x=6x-15 then x + 8= A. 13 B. 10 C. 11 D. 12 3. If 3x + 5x = -8, then x + 1 = A. -2 B. -1 C. 0 D.

Question 238403: 1. If y(x-1) = z then x=
A. y-z
B. z/y + 1
C. y(z-1)
D. z(y-1)
2. If 3x=6x-15 then x + 8=
A. 13
B. 10
C. 11
D. 12
3. If 3x + 5x = -8, then x + 1 =
A. -2
B. -1
C. 0
D. 1
4. If 8x + 5x + 2x + 4x = 114, the 5x + 3 =
A. 12
B. 25
C. 33
D. 47
5. If y = 3, then y3(y3-y)=
A. 300
B. 459
C. 648
D. 999
6. Solve the following equation for A : 2A/3 = 8 + 4A
A. -2.4
B. 2.4
C. 1.3
D. -1.3
7. If r = 5 z then 15 z = 3 y, then r =
A. y
B. 2 y
C. 5 y
D. 10 y
8. Divide x5 by x2
A. x7
B. x4
C. x10
D. x3
9. If 8x + 5 = 21, then 3 x + 4 =
A. 2
B. 5
C. 10
D. 16
10. In the fraction 3/x, x may not be substituted by which of the following
sets?
A. {1, 2, 4}
B. {-2,-3,-4}
C. {1, 3, 7}
D. {0, 10, 20}
11. If one of the roots of the quadratic equation x2 + mx + 24 = 0 is 1.5,
then what is the value of m?
A. -22.5
B. 16
C. -10.5
D. -17.5
12. Find the remainder when the polynomial x4 - 3x2 + 7x - 10 is divided by
x - 2.
A. 8
B. -20
C. 18
D. 0
13. If one of the roots of the quadratic equation 2x2 - 7x + q = 0 is 3, then
find the other root.
A. -3
B. -1/2
C. 1/2
D. 1/4
14. If p and q are the roots of the equation x2 - bx + c = 0, then what is the
equation if the roots are (pq + p + q) and (pq - p - q)?
A. x2 - 2cx + (c2 - b2) = 0
B. x2 - 2bx + (b2 + c2) = 0
C. Bcx2 - 2(b+c)x + c2 = 0
D. x2 + 2bx - (c2 - b2) = 0
15. If (x + 2) 2 = 9 and (y + 3) 2 = 25, then the maximum value of x / y is.
A. 1 / 2
B. 5 / 2
C. 5 / 8
D. 1 / 8
16. For what values of 'm' is y = 0, if y = x2 + (2m + 1)x + m2 - 1? X is a
real number.
A. m -2
B. m < 0
C. m = 0
D. m -1.25
17. Let R be the real line. Consider the following subsets of the plane R � R.
S = {(x, y) : y = x + 1 and 0 < t =" {(x,">
(a) neither S nor T is an equivalence relation on R
(b) both S and T are equivalence relations on R
(c) S is an equivalence relation on R but T is not
(d) T is an equivalence relation on R but S is not
18. The point diametrically opposite to the point P (1, 0) on the circle x2 +
y2 + 2x + 4y − 3 = 0 is:
A. (− 3, − 4)
B. (-3, 4)
C. (3, 4)
D. (-4, -1)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1. B
2. C
3. C
4. C
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