Pre- Calculus

21,824 results, page 21

  1. Pre Cal

    cos 75 deg
  2. Pre-Calc Help!!!!!!!!

    cos(2tan^-1(15/8))
  3. Pre-calc

    Focus of the ellipse 9x^2+2y^2=36
  4. Pre-algebra

    Suppose y=2x-2.5. Find x if y=10
  5. pre cal

    7tan^2(pheta)-2=3
  6. Pre algebra

    X cubed-3xsquared-2x+15
  7. Pre-algebra

    I am dealing with integers so, |-18|-|-8|???
  8. Pre algebra math

    How do I do 21 - y, explain
  9. pre algebra

    what is the value of the expression? 15-6/3.2+7-1
  10. pre calc

    3x + 2iy =6 + 10i
  11. Pre-calc

    Solve 3.3= 1.005^n
  12. pre-cal

    f(x)=((6xy^3)^1/2)((30x^4y^6)^1/2)/(5x^-7y^4)^1/2
  13. Pre-Algebra

    the sum of a number and 14.5
  14. pre algebra

    i need to know what is 8(-8)=? thnxs
  15. pre-calculas

    Can someone please help me?
  16. Pre Cal

    f(x) = log3(93 x + 3 815 x + 3)
  17. pre-cal

    find the intercepts of y=2x-4
  18. Math

    What is the "pre-image" of a function?
  19. pre- algebra 1

    Solve the inequality. 42<-6d
  20. pre algebra

    solve the equation 78= -2(m+3)+ m
  21. pre-algebra

    what is 7 divide 98 into
  22. Pre-Cal.

    f(x)=x^3-3x^2+x-12 =x^2(x-3)+4(x-3) =x^2+4) (x-3) so if f(x) = 0 at x = 3,+/- 2i. what is the f(x) factored form
  23. pre algebra

    hi i need some help
  24. pre-algebra

    evaluate V if V=5and w=4
  25. Pre calc

    Please finish y+7=6/7x-30/7
  26. Pre-Algebra

    c-5/4=3 Please explain. I don't get it!
  27. pre-Algebra

    17x-22x=1/2
  28. pre-calc/ trig

    Sinx=0
  29. Pre-Calc

    How do I solve this equation? 4^x * (1/2)^3-2x = 8*(2^x)^2
  30. Pre-Calc

    Eliminate the parameter x = t^2 - 1 and y = t^2 + t
  31. Pre calc

    y=5tan1/2(x+pi/4) What is the period?
  32. Pre-calc

    2x^2 - 12x - 3y^2 - 24y +60 = 0
  33. pre algebra

    find the solution y = 4x and y + x = 5
  34. pre algebra

    find the solution y = 2x - 1 and y = x +3
  35. Pre-Calc

    Help please Find f(2) and f(a+h) when f(x)=3x^2+2x+4
  36. Pre-Calc

    help please For f(x)=3x+1 and g(x)=x^2-6 find (f-g)(x) A. x^2-3x-7 B. 7+3x-x^2 C. 3x^2-17 D. -x^2+3x-5
  37. Pre-Calc/Trig...

    what is In e^4.3 equivalent to? How?
  38. Pre-calc/trig

    5=log3(x^2+18)
  39. pre-algebra

    3x + 4=19 x=5 -32=24-2f f=16 Please check.Thank you.
  40. pre-algebra

    3m-4=14 m=6 11=2y-15 y=13 Please check Thank you.
  41. pre-algebra

    4/5x + 5 < -3 A. x < –10 B. x ≤ 0 C. x > 5 D. x ≥ –10
  42. pre algebra

    what is the absolute value of -/-16/ thank you.
  43. Pre-algebra

    Is 7/8 an irrational number
  44. pre algebra

    is 0.75 a rational numbre?
  45. pre algebra

    o.12 my answer is x=3/25 an i correct?
  46. pre algebra

    1/4 my answer is 0.25 am i correct?
  47. Math Pre Algebra

    evaluate 5(14-2^3)+ 8/2 =
  48. MATH PRE ALGEBRA

    Estimate 14.16÷6.82
  49. Pre Calc

    Solve 0=e^3x-9e^2x+20e^x
  50. pre-algebra

    1. y-5/3=1 -2 8 18 6 please help me solve this
  51. Pre Algebra

    (√a)^2 How do I solve this? THank you!!!
  52. Pre Algebra

    how do you find the slope?
  53. Pre-Algegra

    5(x - 1) + -3x + 6 =9 check plz x = 4??
  54. Pre alg

    Simplify: 3x^2+6-2x+5x-4x^2+9 A.-x^2+3x+15 B.7x^2+3x+3 C.x^2-3x+15 D.-x^2+7x+15 I think it's D.
  55. Pre-Algebra

    Solve the inequality. y/-6 > 10 A. y < –16 B. y > –60 C. y > 4 D. y < –60 D?
  56. pre cal

    quadratic equation 2x^4-5x^2+2=0
  57. pre caluclus

    Vertex (3,2) focus(-3,2)
  58. Pre algebra

    2st^2-s^2= S=4 T=8 2032?
  59. pre-calc

    |2x+1| greater than or equal to |x-3|
  60. Pre-algebra

    What is -18 i rational form?
  61. pre algebra

    2.5x10^-5 equals what?
  62. Pre Calc

    Evaluate the quantity. 4 · P(4, 4) · C(9, 5)
  63. Pre-Cal

    What is the domain of f/g, given f(x)= x+2 and g(x)= x-7?
  64. Pre cal

    -3x^4+27x^2+1200=0
  65. Pre-Algebra

    Which expression is equivalent to 44 ⋅ 4−9? 4^13 4^5 1/4^13 1/4^5
  66. Math pre algebra

    -9p - 17 =10 please help me
  67. English

    Identify the correct sentence. A. In order to assess you're level of improvement in the course, you need to take both the pre-test and the post-test. B. In order to assess your level of improvement in the course, you need to take both the pre-test and the post-test. C. In ...
  68. Pre-Calculus

    Venus orbits the sun in an approximately circular path. Venus is about 67 million miles from the sun. A comet is located 80 million miles north and 73 million miles west of the sun. The comet follows a straight-line path and exits Venus's orbit at the east most edge. a. Find ...
  69. Pre-calculus-check answers

    A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...
  70. Pre-Calculus-check answers

    A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...
  71. Pre-Calculus-check answers

    A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...
  72. To Reiny

    Reiny could you please check my Calculus post below, it says Calculus--Reiny.
  73. Differential Calculus

    Given that p=(2q^2-5)^2. when q=3, it is increased by 0.7%. find the appropriate percentage in p. solution dp = 2(2q^2-5) (2dq) dp = (4x(18-5)(0.7%) dp = 4(13)(0.7%) am lost from here is dp=52x0.7/100= 0.364% Responses Differential Calculus - bobpursley, Friday, August 14, ...
  74. Calculus I

    Section The fundamental Theorem of Calculus: Use Part I of the fundamental Theorem to compute each integral exactly. 4 | 4 / 1 + x^2 dx 0
  75. Pre-Calculus Help? Vectors?

    How does multiplying a vector by a scalar value of -pi/4 change the vector? A.) The vector will change direction and increase in magnitude. B.) The vector will change direction and decrease in magnitude. C.) The vector will not change direction but will increase in magnitude. ...
  76. To Ms.Sue And All Teachers

    I am new in this website. Please help me with my math homework. How do you subtract fractions? How do you subtract 7 and 2/5 AND 4 and 5/10? (7 and 2/5 - 4 and 5/10) How do you subtract 6/10 and 6/20? Thank you! Please visit the following site for a super good tutorial: http...
  77. Calculus

    Two cruise ships leave the same point outside St. John’s harbor at noon. Ship A travels west at 20 km/hr, while Ship B travels south at 25 km/hr. Using calculus, determine how fast they are separating from each other at 2:00 p.m.
  78. Pre-Calculus

    On a campus of 9000 students, a single student returned to campus with a case of measles on Monday January 5th. The infirmary is keeping track of the number of students who have been diagnosed with the disease Day # of students infected 1. 2 2. 5 3. 9 4. 28 5. 64 6. 81 7. 320 ...
  79. AP Calculus

    HELP! I'm in calculus class and they keep talking about Taylor series. I don't understand what's going on. Please explain what is Taylor series and what is Mclaurin series and how they are similar and how they are different.
  80. Pre-Calculus

    A drawbridge is l = 110 feet long when stretched across a river. As shown in the figure below, the two sections of the bridge can be rotated upward through an angle of α = 34°. a)If the water level is 35 feet below the closed bridge, find the distance d between the end ...
  81. PRE-CAL

    SIMPLIFY 55/SQUARE ROOT OF 20 -3
  82. PRE-ALGEBRA

    SOLVE EACH FORMULA. F=5GH FOR H
  83. philosophy

    what is the pre columbian philosophical perspective?
  84. pre-algebra

    What is the prime factorization of 24asquaredb?
  85. Pre Algebra

    How do you find the radius of a circle?
  86. Pre Algebra

    How can I find the area of a square?
  87. Pre-algebra

    How do you find the slope of a hypotenuse?
  88. pre algebra

    the number of months in y years
  89. Pre Calc

    simplify the expression x-4 when x is less than 4
  90. PRE CALC

    The x-intercept of the graph of f(x) = sqrt(x - 1) - 2 is (5, 0)
  91. pre-algebra

    the gcf of : 40ccd,42c
  92. pre cal

    solve for x: x^(2/3)=(1/27) (2^(x)+4)/(2^x)=2 explain please
  93. Pre- Algebra

    What does the prefix centi- mean???
  94. Pre-algebra

    how do you change interst to percents?
  95. Pre-Cal.

    Describe the end behavior of f(x)=2x^4-5x+1: A. x-->‡, f(x)-->‡; x-->-‡, f(x)-->-‡ B. x-->‡, f(x)-->‡; x-->-‡, f(x)-->‡ C. x-->‡, f(x)-->-‡; x-->-‡, f(x)-->‡ D. x-->‡, f(x)-->-‡; ...
  96. 9th Pre Algebra

    I need help with exponents -n6 for n=2
  97. 9th grade Pre Algebra

    y3-2y2- + 3y-4 for y+5
  98. pre calc asap

    what is the domain and range of f(x) =x^2
  99. pre calc

    Find a linear factorization of: f(x) = x^3 + 5x - 6. thanks.
  100. pre calc

    what quadrants does the point 2,4 and 0, 3 belong in
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