Mathematical Ekspretion

1. 1. Page 7. The mathematical expression is −푥 2 + 푥 + 6 = 4. The pronunciation is negative
of X quadrate plus X plus six equals four
2. Page 9. The mathematical expression is 2푠 = 푛(푛 + 1). The pronunciation is two S equals
N times in braces N plus one
3. Page 11. The mathematical expression is 푝2 = 2푞 2. The pronunciation is P quadrate equals
two Q quadrate
4. Page 13. The mathematical expression is 푠푖푛2 ∅ + 푐표푠2 ∅ = 1. The pronunciation is sine
quadrate of theta plus cosine quadrate of theta equals one
5. Page 14. The mathematical expression is 1 + 2 + 3 + 4 + 3 + 2 + 1 = 42. The
pronunciation is one plus two plus three plus four plus three plus two plus one equals four
quadrate
6. Page 34. The mathematical expression is 푞1 = 푘푝1 + 푝1 = 푝1(푘 + 1). The pronunciation
is Q of one equals K times P of one plus P of one equals P of one in braces K plus one
7. Page 37. The mathematical expression is (2푥 + 푦)(5푥 + 3푦) = 7. The pronunciation is In
braces two X plus Y multiplied by in braces five X plus three Y, equals seven
8. Page 48. The mathematical expression is 푓(푥) = 4푥 2 + 13푥 + 8. The pronunciation is
Function of X equals four X quadrate plus thirteen X plus eight
9. Page 62. The mathematical expression is 4푥 + 5푦 = 14. The pronunciation is four X plus
five Y equals fourteen
10. Page 65. The mathematical expression is 푦 = 2 − 푥 + 3−푥
5
. The pronunciation is Y equals
two minus X plus three minus X, divided by five
11. Page 74. The mathematical expression is 2푥 3 − 푥 2 − 18푥 + 9 = 0. The pronunciation is
two X degree three minus X quadrate minus eighteen X plus nine equals zero
12. Page 79. The mathematical expression is
4푥3−2푥+4
2푥−3
=
2푥3−푥+2
푥−
3
2
. The pronunciation is
four X degree three minus two X plus four, divided by two X minus three equals two X
degree three minus X plus two, divided by X minus three over two
13. Page 93. The mathematical expression is 푥 = −푏 ±
√푏2−4푎푐
2푎
. The pronunciation is X
equals negative of B plus minus root of B quadrate minus four AC, divided by two A

2. 14. Page 94. The mathematical expression is √푥 + 10 + 5
√푥+10
= 6. The pronunciation is
root of X plus ten , plus five divided by root of X plus ten, equals six
15. Page 110. The mathematical expression is 4푥 = 2푥 + 1. The pronunciation is four degree
X, equals two X plus one
16. Page 110. The mathematical expression is log 푥 = 푥 − 5. The pronunciation is logarithm
five equals X minus five
17. Page 121. The mathematical expression is 퐴 = 푆2
√3
4
. The pronunciation is A equals S
quadrate root three, divided by four
18. Page 161. The mathematical expression is c 2 = a2 + b2 − 2ab cos c. The pronunciation is C
quadrate equals A quadrate plus B quadrate minus two AB cosine C
19. Page 330. The mathematical expression is w4 = 1 − √3t . The pronunciation is W degree
four, equals one minus root three T
20. Page 161. The mathematical expression is cos 3∅ = cos3∅ − 3cos∅ sin2∅. The
pronunciation is cosine three theta equals cosine degree three theta minus three cosine theta
sine quadrate theta