College Algebra

I need help with this assignment in College algebra, please see attachment………………………………………………………………………………………

1. Which one of the conics is represented by the equation 4x? – y2 + 8x – 2y + 1 = 0?
A. parabola
B. hyperbola
C. circle
D. ellipse (that is not a circle)
E. None of these are correct.
2.
Find the oblique asymptotes of the hyperbola – – 1.
A.
y=+*
y=
B.
C. y + 5x
D.
y = ***
E. y + 3x
3. Find the graph of the hyperbola x – y2 – 2x – 4y + 2 = 0.
A.
(enilno) SOOM-OM
2
B.
4
2
C.
2
2
D
-2
E.
4
2
2
F.
4. Solve the following system of equations for x and y. Find the product xy.
2x + 3y =
10
3.x 2y 2
A. *.4
B. Xy0
C.xy=-4
D. xy = -2
E. xy=2
5. Solve the following system of equations for y.
5
*
2x
3:
2
2y +
Z
0
A. y=0
B. y – 3
C. y = -3
Dy – 2
Ey=1
F. y = 2
G. -1
6. Solve the system of equations. Find y.
11
—
15
x
12
y
12
11
*
+
=
7
A. y = -2
B. y = 6
C. y = -3
D. y = 3
E. y = -6
F. y = 2
MATH.110-M102 10
3x + 1
7. **
A. 4 = 1/2
4 B
+
X-1 x+1
B. A = 2
C. A = – 2 / 2
D. A
E. A = 1/2
F. A = 1
G. A = -1
H. A = -2
8. If
4+
B
C с
+ find B.
x +2
09
(x+2)
4x + 4
x2 + 4×2 + 4x
A. B=0
B. B = -1
C. B=1
D. B = -2
E. B= 2
F. B = -3
G. B3
9. How many solutions does the following system of equations have?
+ 2y2 = 5
3x? 2y? = 1
A. 3
B. 2
C. 4
D.
E. 0
10. Solve the following system of equations. Of all solutions, give the largest value of y.
17
xy
-4
A. 4
B. 2
C.
はーいたい
D. 1
E. 3
11.
Find the fifth term in the sequence
for n = 1,2,3,
(-1)”
A. 33
B. 11
C. S
D. -33
E-11
Find ag.
12. A sequence {a} is given by aj = 1, az = 3, and an +2 0+1 –
A. -2
B3
C. -1
D-3
E. 2
F. 1
13.
Find Σ’ +1. .
A 31
B. 34
C. 64
D. 63
E 32
14. Find the 401″ term of the arithmetic sequence whose first term is 20 and whose third term is
10.
A-1,990
B. -1,985
C-1,980
D. 2,020
E. -2,000
F. -1,995
+797.
15. Find the arithmetic sum 1 +5+9+
A. 80,000
B. 79,700
C. 79,800
D. 79,900
E. 159,600