MATH 0308 EXAM 2 REVIEW
SHORT ANSWER.
Write the word or phrase that best completes each
statement or answers the question. Graph the linear equation.
1)
Find the coordinates of the y -intercept and the x-intercept, in that order.
2) 2x + y = -4
Find the x- and y- intercepts . Then graph the equation.
3) -4x - 12y = 12
4) y = -1
List the quadrant(s) in which the given point is located.
5) (-7, 8)
Determine whether the given ordered pair is a solution of the equation .
6) 4x + y = 25; (5, 5)
Graph.
7)
What is the meaning of the expression ?
8)
Evaluate.
9) (-13)0
Express using positive exponents . Then simplify.
11) 58 · 5-2
12)
Simplify.
13) (-4x5y)6
14)
Write the number in scientific notation.
15) 229,000
Convert to decimal notation.
16) 3.232 × 10-5
Evaluate the polynomial.
17) -8x2 - 8x + 9 for x = -2
Identify the terms in the polynomial .
18) 2x4 - 6x2 - 3x - 1 18)
Identify the degree of each term and the degree of the polynomial.
19) 5x - 7x2 + 4 - 7x3
Find the degree of the polynomial.
20) 14x8yz - 6x6y2 + x5yz3
Collect like terms .
21) 3x2y + 6z2y + 4x2y + 9z2y
Identify the missing terms in the polynomial.
22) x3 - 9
Identify the polynomial as a monomial , binomial , trinomial , or none of these. Give its degree.
23) -12c4 + 6c3- 5c2
Add .
24) (-8 + 8x5 + 6x3) + (2x5 - 3x3 - 8)
25) (r + 2s - 2) + (-4r + s) + (s - 3)
Simplify.
26) -(3x2 - 8x + 6)
Subtract .
27) (10x - 5) - (20x + 8)
28) (3x4 + 3x6 + 8 + 2x6) - (-4 - 4x5 + 7x6 + 9x4)
Multiply .
29) (-9x3)(5x4)
30) -9x7(11x - 3)
31) (3x + 11)(x - 3)
32) (7p - 1)(49p2 + 7p + 1)
33) (2m2 + 5m - 3)(m2 - 5m + 5)
34) ( 5p + 1 )( 5p - 1 ) 34)
35) (9m + 1)2
36) (5a - 3)2
Compute each expression and compare .
37) 32 + 12; (3 + 1)2
Divide.
38)
39)
Divide using long division.
40)
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