# How do I know how many possible zeroes of a function there are? I have a graph and i have to find how many zeroes there are.

17,238 results
1. ## Math

Q.1)If one zero of the polynomial 3x2-kx-2 is 2 find the other zero.allso find the value of k. Q.2)If sum of the zeroes of the polynomial x2-x-k(2x-1) is 0,find the value of k Q.3)If 2 and 3 are the zeroes of the polynomial 3x2-2kx+2m find the values of k

2. ## If alpha

If alpha& beta are the zeroes of the polynomial 2x2-7x+3. Find the sum of the reciprocal of its zeroes

3. ## maths

if the zeroes of the polynomial x2-5/2x+k are reciprocal of each other, find the value of k ?

4. ## Math

if alpha and beta are the zeroes of the polynomial f(x)=x^2-3x-2 , find a quadratic polynomial whose zeroes are 1/2(alpha)+beta and 1/2(beta)+alpha ? Please... i have no idea !!

5. ## math;)

Which of the following statements about the function f(x)=sec(x) are true? Select all that apply. a. f(x) has no zeroes. b. f(x) has a period of 2pi.***** c. f(x) has an amplitude of 1. d. f(x) is symmetric about the origin. e. f(x) has asymptotes at

6. ## Algebra

Form a quadratic statement from the given: Zeroes at 2 and 3, f(1)=12. f(x)=?

7. ## Math

find all the other zeroes of the polynomial x^4+4x^3-4x^2-32x-32 if two of its zeroes are 2 root 2 and -2 root 2

8. ## MATH

if alpha and beta are zeroes of the polynomial x2-5x+6,then find the polynomial whose zeroes are root 3 and -root 3

9. ## math

Obtain all the zeroes of the polynomial of p(x) if sum of all the polynomials are given : (1). P (x) = x^4-8x^3+23x^2-28x+12 if 2 zeroes are 1 & 2.(2). p (x)=96x^4-128x^3+62x^2-13x+1 & 2 zeroes are 1/2 & 1/4

10. ## Algebra II

Given polynomial function f and a zero of f, find the other zeroes. f(X)=4x^3-25x^2-154x+40;10

11. ## Maths

true/false 1. a cubic polynomial has at least one zero.............. 2. a quadratic polynomial an have at most two zeroes.......... 3. if r(x)is the remainder and p(x) is the divisor, then degree r(x) < degree p(x)............ 4. if zeroes of a quadratic

12. ## calculus

1.find the zeroes of the function f(x)=log4(x+1)+log4(4x-3) 2.which of the following is the equation c^(4d+1)=7a-b written in logarithm form

13. ## maths

If one of the zeroes of the cubic polynomial x3+ax2+bx+c is -1 then the product of the other two zeroes is -------(A) b -a +1 (B) b-a-1 (C) a-b+1 (D) a-b-1

14. ## Algebra

State the possible number of imaginary zeros of g(x)= x^4+3x^3+7x^2-6x-13 this is how far Ive gotten:there are 4 zeros,3 positive and 1 negative If you've found four real zeroes, then there are no imaginary zeroes. You can also see that there are no

15. ## Algebra

What are the zeroes of y = x2 – 2x – 15? –3, –5 3, 5 –3, 5 3, –5

16. ## math

If alpha and beta are the zeroes of the polynomial f (x) = 5y square -7y + 1. Find another polynomial whose zeroes are 2 alpha / beta and 2beta / alpha Whose zeroes ar 1/ 2alpha + beta and 1/2beta + alpha

17. ## Algebra II

What multiplies to 4 and adds to -2? I'm trying to find the zeroes of the function f(x)=x^2-2x-8. I did the AC/B tree (1*-8/-2) and from there I can't figure it out.

18. ## Math

Find all the zeroes of the polynomial function f(x) = x^3-5x^2 +6x-30. If you use synthetic division, show all three lines of numbers. plss help I asked my friends but they don't know either homework question

19. ## international school dammam

if zeroes of p(x)=5x^2-7x+k are reciprocal of each other then find value of k

20. ## Calculus

Use a symbolic differentiation utility to find the derivative of the function g(x)=xã((x^2)+1). Use the utility to graph the function and is derivative on the same set of coordinate axes. Describe the behavior of the function that corresponds to any

21. ## Mathematics

If zeroes of p(x)=2x²- 7x+k are reciprocal of each other, then find the value of k

22. ## maths

For which values of a and b , are the zeroes of q(x)=x3+ 2x2+a also the zeroes of the polynomial p (x)= x5 -x4-4x3+3x2+3x+b? Which zeroes of p (x) are not the zeroes of q (x)?

23. ## calculus

use the rational theorem to select the values that are possible zeroes of the function f(x)=6x^3-2x^2+x+3 select all that apply -3 -2/3 3/2 6

24. ## Algebra

Zeroes at 1±sqrt(2) ,y-intercept at –4 f(x)=?

25. ## maths

If one of the zeroes of cubic polynomial x3 + ax2 + bx + c is - 1 then the product of the other two zeroes is -----

26. ## precalculus

Find all the zeroes of the polynomial function f(x)=x^3-5x^2+6x-30. If you use synthetic division, show all three lines of numbers. Please help, thank you.

27. ## saraswathi vidyalaya

find all the zeroes of 2x4 - 9x3 + 5x2 + 3x-1 if two of its zeroes are 2+root3 and 2-root3

28. ## Maths

Find all the zeroes of the polynomial 2x^4+7x^3-19x^2-14x+30 , if two of its zeroes are root2 and -root2?

29. ## math

find the polynomial whose zeroes are -5 and -4.

30. ## Math

x^4-4x^3+3x^2+8x-16 Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D

31. ## Precalc

Three zeroes of a fifth degree polynomial function are 1/3, 4 - 6i, and -2 + 11i. Determine the remaining zeroes of the function. 4 + 6i, -2 - 11i -1/3, 4 + 6i, 2 + 11i -4 + 6i, 2 - 11i 3, 4 + 6i, -2 - 11i Can I have some guidance for this please? I am

32. ## math

Find the zeroes v^2+4root3v-15 & also verify relation b/w zeroes & its coefficient.

33. ## Algebra

How do you find the zeroes of a function and their multiplicities? Y= (x-2)^3(2x+5)^2

34. ## Math

Find a polynomial whose zeroes are double the zeroes of P(x)=x^3-7x^2-5x+2.

35. ## algebra

What is a polynomial function in standard form with zeroes 1,2,-3,and -3

36. ## Math

Use synthetic division to find the zeroes of the function f(x) = x^3 + x^2 +4x+4 Need help on this we have a test when i go back to school please help this was an example given and i dont understand it.

37. ## Math-precalc

Is it possible to find a rational function that has x-intercepts (-2,0) and (2,0), but has vertical asymptote x=1 and horizontal asymptote of y=0? The horizontal asymptote and the x-intercepts parts stump me. If you can't reach y=0, then how can you get

38. ## pre-calculus

List the possible rational roots of each equation. Then determine the rational roots. 6x^4+35x^3-x^2-7x-1 The answer in the back of the book is: -1/3 and 1/2 I know that I'm supposed to use Descartes rule of signs. I found that there was 1 positive zero

39. ## math

find the zeroes of : p(x)= X^2 + 2 root2x + 6

40. ## algebra

I need someone to explain the steps in finding all zeroes of an equation x^4-6x^2-7x-6=0

41. ## math

Find the zeroes of the function y=3x^3-3x So I factored that to y=3x(x^2-1) but am not sure about the zeroes. I know that 0 and 1 are zeroes, but am not sure how to get a zeroe from x^2. Thanks. Factor it again to get 3x (x+1)(x-1) The zeroes are where any

42. ## algebra

Find the zeroes of each function. State the multiplicity of multiple zeroes. y=(x+3)^3 y=x(x-1)^3 I know you're supposed to factor them out, but I'm really not sure how to. Thanks. The equations are already factored out. For the first one, y is zero at x=3

43. ## Math

Three zeroes of a fifth degree polynomial function are ⅓,4-6i, and -2+11i. Determine the remaining zeroes of the function.

44. ## Math terminal zeroes

If a number ends in zeroes, the zeroes are called terminal zeroes. For example, 520,000 has four terminal zeroes, but 502,000 has just 3. Let X equal the product of all natural numbers from 1 to 20. N = 1 * 2 * 3... *20. How many terminal zeroes will N

45. ## Algebra- functions

How do I know how many possible zeroes of a function there are? I have a graph and i have to find how many zeroes there are.

46. ## Javascript

I would like the function test to get the input from the user and display the like the counter function and to display if it passed or not. var negatives =0; var zeroes =0; var positives=0 ; function counter(array){ var i=0; for(i=0;i 0) : positives ++;

47. ## calculus 1

f(x) = 3x^3 - 9x + 5 find the: 1) zeroes or undefined values 2) intervals where the function is greater than zero 3) intervals where the function is less than zero 4) coordinates of all maxima and minima 5) intervals where the function is increasing 6)

48. ## math

if one of the zeroes of a cubic polynomial x^3+ax^2+bx+c is -1.find the product of other 2 zeroes

49. ## maths

Help me find the zeroes of this function: f(x)=1/2x^3-2x

50. ## Math

Find the zeroes of the function algebraically. f(x)= ã-7x-2

51. ## Math

Find the zeroes of the function algebraically. f(x)= ã-7x-2

52. ## algebra

What is a quartic function with only the two real zeroes given? x=-1 and x=-3 Would someone please explain

53. ## Algebra 2

Hey how would you factor this polynomial to find the zeroes of this function? x^4-5x^3+7x^2+3x-10

54. ## Maths

If alpha amd beta are zeroes of polynomial x^2+8x-6 form the polynomial whose zeroes are 1 /2alpha and 1/2beta.

55. ## algebra

find the zeroes and state the multiplicity of multiple zeroes y=(x+1)^2 (x-1) (x-2) I know that x=-1 x=1 x=2 I don't know how to find the multiplicities

56. ## math

10.find all the zeroes of the polynomial function f(x)=x3-5x2+6x-30.if you use synthetic division show all three lines of numbers

57. ## Javascript

How do take this following javascript and put in external javascript. test(); function counter(array){ var negatives =0; var zeroes =0; var positives=0 ; var i=0; for(i=0;i 0) : positives ++; break; case (array[i] < 0) : negatives ++; break; } } return

58. ## algebra

Write a polynomial function in standard form with the given zeroes: x=-1/2, 0, 4 My equation is p(x)=x(2x+1)(x+0)(x-4) Is that right? If so, can you explain how to multipy this out correctly. Thanks in advance.

59. ## Calculus

For f(x)=2(x+5)^3 +7 Find and classify the extreme values, determine where the function is increasing and decreasing, where it is concave up and concave down, and any points of inflection. I understand this is using the first and second derivative tests,

60. ## Math - Int Trig

Form a polynomial f(x) with real coefficients having the given degree and zeros 21) Degree: 4, zeroes: 2i and -3i 22) Degree: 3, Zeroes i and -10

61. ## Math

Find all the zeroes of the poly 4x cube minus 20x cube plus 23x square plus 5x minus 6 if two of itz zeroes are 2 and 3

62. ## Pre calculus

Write a polynomial function given the zeroes: 11i and -11i

63. ## math

Find the x-intercept and y-intercept (zeroes of the function) 1.) P(x)=x^4- 9x^2 2.) P(x)= 2(x-5)(x+2)^2

64. ## math

verify the relationship between the zeroes and the coefficient in the polynomial f (x)=root 4x square +5x-2 root3 if alpha and beta are the zeroes of the polynomial x*2+x-2 . Find the values of 1/alpha -1/beta. Find the value alphacube betasquare +

65. ## Algebra

Okay i have a few function questions im gonna post. Im completely confused with these so any help would be great. Minimum or maximum value of: f(x)=2x^2+4x+1 and f(x)=x^2-3x+2 then if f(x)=x^2+9 and g(x)=x-4, find (g*f)(-3) next is if f(x)=x^3+x^2-x-1 and

66. ## College Algebra

I need a little help with this problem. P(x)=2x^4-17x^3+47x^2-58x+24 (A) Find all possible candidates for real zeroes. I got +-1, +-2, +-3, +4, +-6,+-8, +-12, +-1.5, +-.5, and +-24. Then I have to find all real zeroes. I tried all of the possible

67. ## parabolas

how do i find the equaion of the following parabolas? 1)intercepts at (2,0),(8,0) and (0,48) 2)turning point at (1,-2) and passing through the origin. can someone please teach me how to do this??thanks! The first: Write you standard equation of a parabola

68. ## Calculous (Finding Zeros!)

y = (x^2+2x-5) (x^3+3x^2-40x) Find the zeros ( 5 total zeros ) x = x = x = x = x = So would it be easier for me to distribute first then factor the whole mess out to find the x-intercepts that are the zeroes?. Or. factor (x^2+2x-5) and (x^3+3x^2-40x) and

69. ## Algebra

I distributed 3x^2+x-10=f(x) to find the zeroes. My book's answer was (3x-5)(x+2). When I distributed this to make sure I got the original function, I got 3x^2-x-10. Is this still an acceptable way to factor it even though the x is negative instead of

70. ## Maths

Yuzrah's class was given an assignment to solve for the zeroes of a 5th-degree monic polynomial function. Her attention-seeker partner turned off the projector and thus, she was able to write only P(x) = x⁵ + 20x⁴ + 20x³, forgetting the x², x, and

71. ## question+ stuck

how is the graph of f(x)= x^2-4x be used to obatin the graph of y=g(x)? I am stuck and unsure how to get out of this one so can you please help? thanks! You must define g(x). Is g(x) the inverse function of f(x)? well the function f(x)= x^2-4x has two

72. ## pre calc

The Identity Function The Squaring Function The Cubing Function The Reciprocal Function The Square Root Function The Exponential Functional Lo The Natural Logarithum Function The Sine Function The Cosine Function The Absolute Value Function The Greatest

73. ## college algebra

What are the zeroes of f(x) = 2x^2 -3x + 1

74. ## Algebra 2

What are the zeroes of y = x2 + 2x – 8? –4, 2 4, –2 –4, –2 4, 2

75. ## maths

Why the product of all zeroes is -c

76. ## Math

How would you find the zeroes for this? x^2+3x-9

77. ## Math

The question is: Fr what value(s) of k will the function f(x)=(kx^2)-4x+k have no zeroes. So for that, the discriminant would be less than 0. 0>D 0>((-4)^2)-4(k)(k) 0>16-(4k^2) 4k^2>16 k^2>4 k>+2/-2 So I know that I'm supposed to graph it with D as one

78. ## maths

The number of polynomial having zeroes as -2 and 5 is --------(A) 1 (B)2 (C) 3 (D) more than 3

79. ## Calculus

What are the zeroes of the polynomial equation, 𝑦 = 𝑥3 + 3𝑥2

80. ## 10th grade

how do you find the zeroes of y= 2x(squared)-7x+15

81. ## math

find the zeroes of the equation: x^2+x-6=y

82. ## Mathematics

Under functions what do the zeroes on the graphs mean

83. ## Grade 11 Math

solve for the zeroes im not sure if I'm right or not f(x)= 4x^2-2x is the answers x=0 and x= -2

84. ## math

What do you do if 3=x and equals to y? (y is 1 with 123987 zeroes?

85. ## math

find the zeroes of g(x)=x^2−11x+10.

86. ## horizontal asymptotes

find the HAs of y = (x-9) / sqr(4x^2 + 3x+ 2) What happens to y as x goes to +/- infinity? Specifically, is y approaching some limit from above or below? ?? I see your question was to just find the horizontal asymptotes and not to evaluate the function's

87. ## algebra 2

find all zeroes -3x^4 + 27x^2 + 1200 =0

88. ## Algebra

How do you factor 1/2x^3-x so that the zeroes can be found? Thank you-Adriana

89. ## math

if all the numbers from 1 to 2013 are written down how many of these will have two or more zeroes next to each other

90. ## Math

How many zeroes in 1070 million? Would that go into billion?

91. ## math

Find the zeroes of the equation: g(t)=|t^2−11t+10|

92. ## math

If the zeroes of the quadratic polynomial x^2+(a+1)x+bare 1& -3 find a&b

93. ## Math

How does the exponent 4 relate to the number of zeroes in the quotient?

94. ## Math: Zeroes

How many terminal zeroes will 1 * 2 *3... *50 have when it is written in standard form?

95. ## Precalculus

what are the zeroes of the graph 2sin(squared)x + cosx-3 = 0

96. ## algebra

Could someone please explain the steps in finding all the real zeroes y=(x-12)^3-7 I do not know how

97. ## Math

x^4-4x^3+3x^2+8x-16 Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D

98. ## algebra

Could someone please explain the steps in finding all the zeroes of the equation x^4-6x^2-7x-6=0 Have no idea

99. ## Math

find the actual rational zeroes for f(x)=4x^3-16x+17x-5

100. ## Precalculus

x^4-4x^3+3x^2+8x-16 Find the zeroes given one is x^2-x-4. I don't know what to do now. i tried synthetic division. pls help : D