Essay Title: 

Math problems

March 31, 2016 | Author: | Posted in mathematics, mathematics and economics

Math problems

Page 295 5 .5

9 . GCF of 48 and 36X 6

48 6 (8

36X 6 (6 (X

11 . GCF of 9wx , 2lwv , l5xy 3

15 . GCF for x3 – 5 x x

x (x2 – 5

43 . Factor x2 – 100 (x 10 (x – 10

45 . 4y2 – 49 (2y 7 (2y-7

57 . a3 – 1 (a2 1 (a-1

67 . 2×2 – 8 2[ (x 2x (x-2 )]

Page 367 6 .5

7 . 36×7 divided by 3×3 12×4

9 (6b-9 ) divided by 3 2b /3 – 3 or 2 /3 [banner_entry_middle]

b – 3

13 (3×2 3x ) divided by 3x (x 1

14 (5×3 – 10×2 – 5x ) divided by 5x (x2 -2x – 1

91 – 7a2b2 7 -7 (a2b2 -1

92 -17a2 – 17a -17a (a 1

Page 504 Review Exercises

1 x2 – 2x – 15 0 (x-5 (x 3 x 3 or -3

2 x2 – 2x – 24 0 (x-6 ( x 4 x 4 or -4

11 (x-1 )2 9

x2 -2x 1 9

x2 -2x -8 0 (x-4 (x 2 0 x 4 or -2

25 x3 – 3x – 10 0 (x-5 (x 2 x 5 or -2

27 6×2 – 7x – 3 0 (2x -3 (3x 1 x 1 1 /2 or 1 /3

28 x2 4x 2 -2

x2 4x 4 0 (x 2 (x 2 0 , x -2

47 . f (x x2 -6

x intercept ?6 , 0

y intercept (0 , -6 , also is the vertex 49 . g (x x2 – 4x – 12 (x-6 (x 2 x intercept (6 , 0 ) and (-2 , 0

y intercept (0 , -12

vertex (1 , -15

50 . g (x x2 2x – 24 (x-4 (x 6

x intercept (4 , 0 ) and (-6 , 0

y intercept (0 , -24

vertex (-3 , -27

Page 624 11 .1

45 2x 64 x 4

46 3x 9 x 2

50 3x 1 /9 x -2

Explanations and definitions

Intercept -the point at which a line intersects a coordinate axis

Vertex -the point of intersection of lines or the point opposite the base of a figure

Exponent- a mathematical notation indicating the number of times a quantity is multiplied by itself

Radical – a sign that is put n front of an expression to denote that a root is to be extracted

Root – a number that when multiplied by itself some number of times equals a given number

Function – mathematical relation such that each element of one set is associated with at least one element of another set

Variable – a quantity that can assume any of a set of values

ed Pair – corresponding X and Y points on an X-Y coordinate plane

Coordinate System – a system that uses coordinates to establish position

Independent Variable – a variable in a logical or mathematical expression whose

value determines the dependent variable if f (x y , x is the independent variable

Dependent Variable – a variable in a logical or mathematical expression whose value depends in the independent variable if f (x y , y is the dependent variable

Factoring – the resolution of an integer or polynomial into factors that when multiplied together give the integer or polynomial

Parallelism – The… [banner_entry_footer]

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