# Pre- Calculus

21,812 results, page 20

1. ### Pre Calculus

A park has a circular walking path with a diameter of 250 meters. a) Write the equation to describe the walking path in your diagram. b) Find the distance traveled by someone walking once around the entire path. c) Find the distance traveled by someone walking counterclockwise...
2. ### Pre-Calculus

During a storm a ship is being tossed up and down by huge waves. The vertical motion of the ship is given by the equation: h = 21cos((2π/5)t) where h is height above sea level in feet at time t minutes. 1) Give the first 2 times that the ship is at sea level. 2) Give a ...
3. ### calculus

Locate the position of Sun,using calculus---using differential euation on sign curve of Sun's path.
4. ### Pre-calculus

1. A triangular prism has vertices at A(2, 0, 0), B(2, 1, 3), C(2, 2, 0), D(0, 0, 0), E(0, 1, 3), and F(0, 2, 0). Which image point has the coordinates (1, 4, 3) after a translation using the vector 1, 2, 3? 2. What point represents a reflection of B over the xy-plane? B'(?) 3...
5. ### pre algebra

10 is what percent of 200 20%
6. ### pre-cal

find the value(s) of x for which f(x)=g(x). f(x)=x^4-2x^2,g(x)=2x^2
7. ### Pre- Algebra

-1/7g + 5/6g=9 You just solve for g...
8. ### pre calc

solve each inequality: (x-4)(x-2)^2(x-3)^2 < 0
9. ### Pre-Algebra

Simplify: -2W+4R-W+-10R+6
10. ### pre-algebra

what is the gcf of 54,144
11. ### pre-algerbra

what is unit rate???
12. ### pre-algerbra

what is unit rate???
13. ### Pre Algebra

What is the comment ratio for this?: 5, 1, 1/5, 1/25?
14. ### Pre Algebra

how do I simplify this?: x(x exponent2 + 2x + 4)
15. ### pre algebra

How do you multiply binomials?
16. ### Pre Algebra

Would 2x(4x+3) be equal to 8x^2+6x ?
17. ### pre alg.

what is 33 1/3 percent of 195
18. ### Pre Calc

solve the quation. t/3+t/5=1.
19. ### Pre-Cal (again)

If: f(x)= 3/x^2-1 g(x)= x+1 What is the domain of f, g, and f o g?
20. ### Pre-algebra

2 to the third power +(-5)-(-4)*3
21. ### pre algebra

simplify 8(n-1)-10n
22. ### Pre-Algebra

Simpliby an expression (3(4))2
23. ### pre-algebra

what is a prime factoization
24. ### pre-algebra

how do u factor an expresion
25. ### pre cal

What would cos2theta=-1/2 be???
26. ### Pre-Algebra

What is the answer to this one? 4/7y - 8 = 2/7y + 10 4/7y - 8 = 2/7y + 10 (4/7y - 8) - 2/7y = (2/7y + 10)- 2/7y 2/7y - 8 = 10 2/7y - 8 + 8 = 10 - 8 2/7y = 2 (2/7 y)/ 2/7 = 2/1 / 2/7 y = 2/14 or 1/7
27. ### pre-calc

how would you solve x^(5/2)(x^(1/2)- 1/x^(1/2))
28. ### pre-calc

for f(x)=2^x is f(x) an increasing function.?
29. ### pre-calc

for f(x)=2^x is f(x) an increasing function.?
30. ### pre- algebra

what does grams mean??
31. ### pre algebra

x2(xy3)2+y2(x2y2)2
32. ### pre calc

how do you put these in y=mx+b form 3x+5y=8 16-5x=2y
33. ### Pre-Cal

Find f X g 3 sqrt of x+1 X x^3+1

35. ### Pre-Algebra

What's the square root of 9/16? Thanks.
36. ### pre alg

12a^-4 b^6 c^-3 / 30 a^2 b^-5 c^-3 is the answer 2b/5a^6 c^?
37. ### math pre algebra

what is the slope of y=5x-6 and y=7/2x +5 ?
38. ### pre calc need help

solve. 4x+2/3 - 3/4 = 1/2
39. ### pre calc

what is the domain and range of f(x) x^3?
40. ### pre calc

f(x)= x^2+5 g(x)= square root x-1 (f/g)(x)
41. ### Pre-Algebra

I don't know how to do these problems. 33 and 1/3% of \$90 66 and 2/3% of \$90 199% of 70
42. ### pre algebra

w+9/14 greather than or equal to 5/14
43. ### pre algebra

0.85km/s= m/min
44. ### pre-algebra

what percent of 400 is 20?
45. ### pre calcalus

evaluate sec(1.7
46. ### pre al

how do you find surface area
47. ### pre calc

Example 1: Let f(x) = ex and g(x) = ãx Find: (a) f(g(x)) (b) g(f(x))
48. ### Pre-Cal

Simplify e^3ln2-1
49. ### Pre Algebra

Which product equals 3t-12? a. 4(t-3) b. (4-t)3 c. 3(t-4) d. (3-t)4
50. ### pre algebra

-6r-5=7-12r I can up with r=-3. Is this correct?

52. ### Pre-Algebra

what is the solution for this problem? 1 + 1/1+ 1/x-1/1/1 – 1/x+1
53. ### pre-cal

(576^1/2+512^1/3)^1/3
54. ### pre algebra

express 55% as a fraction
55. ### pre algebra

what is the median of these number 74, 85, 85, 89, 90, 93
56. ### Pre-algebra

Can you simplify (9x)^-2 = -81x^2
57. ### pre algebra

how do you complete this problem -4x+7=11
58. ### Algebra II/ Pre Calc

ln(12+x)= It is not (ln 12)(ln x) or (ln12x)
59. ### pre algebra

evaluate (m+n)-3 power if m=-1 and n=-5
60. ### pre-algebra

can I simplify -4w/4 <--anymore than that?
61. ### Pre-Calc

300=5000^e*.3x
62. ### Pre-Algebra

40,571 is x % of 76,550
63. ### Pre-algebra

solve: 4(4-3x)+14x>32
64. ### Pre algebra

-3(4x+3)+4(6X+1)=43 Need to solve
65. ### pre algebra

solve for h: A=1/2bh
66. ### pre algebra

Solve for P: I=prt
67. ### pre Algebrs

7 is 175% of what number
68. ### pre calc

lnX + ln2 = 3
69. ### pre calc

lnX + ln2 = 3
70. ### Pre calc

.5ln(x+3) - lnx=0
71. ### pre-algebra

I can not solve this problem: 3/4 =5/x
72. ### pre algebra

how to solve 18x - (8x - 7) + 67
73. ### pre algebra

how to solve 18x - (8x - 7) + 67
74. ### Pre-algebra

Simplify the expression (8•5)•1
75. ### Pre algebra

Simplify 10w+6+3w
76. ### pre-algebra

Convert 0.75% to a decimal
77. ### pre-algebra

Convert 21/40 to a percent.
78. ### pre-algebra

What is 648% of 734?
79. ### pre-algebra

41.772 is 70.8% of what number?
80. ### pre-algebra

What percent of 125 is 72.9%?
81. ### pre-algebra

Find the y- intercept for x+y=5.
82. ### Pre-Calc

How would I solve: X^(4/3)+X^(2/3)=28
83. ### pre-cal

tan((theta/2)+(pi/6))=-1
84. ### Pre Cal

simplify the quotient: [x(5x+1)-3(x^2+1)]/ [(x-1)^2]
85. ### Pre-Calc

cot 19.8 degrees
86. ### Pre Algebra

How do I convert .31 1/5 to a fraction?
87. ### Math Pre Algerbra

4+3[8-3*2+4(5-1)] I got 68
88. ### Pre-Agbra

what is 0.9 divided by 1000
89. ### pre-algebra

x/4+2=1 show step
90. ### pre-calc

How do u solve (f-g)(x) when f(x)=4x/7 +7 and g(x)=-6/x Ok so its (f-g)(x)=4x/7 +7 - (-6/x) But how do u simplify it from there? Thanks!
91. ### Pre Calc

sec(cos-1 (4/5))=?
92. ### pre algerbra

how do you solve 45 min/2 mi=?h/1 mi

94. ### PRE-ALGEBRA

How do you solve these inequalities? -2(4k-3)=5(2k)-(-7) 6(2a-3)-3(a-4)=16 3r-2=-4(2-r)-5r+8 -3(c-10)-c=19-5c
95. ### Pre-Algebra

Can somebody help me... I need to know how to do 2x - 8 = 16
96. ### pre-algebra

solve 26-3*2 ____________ 4^4 + 3^4
97. ### Pre-algebra

\$1200 at 6% for 36 months
98. ### Pre Cal

cos^2+tan^2=1
99. ### math pre calc

solve for x. 8^6+3x=16

cos 75 deg