# find the derivative of y=(3x+1)^2 y= square root 13x^2-5x+8

97,722 questions, page 86
1. ## history

4. The Palmer raids were organized to root out groups whose activities

asked by Anonymous on January 20, 2010
2. ## math

simplify the expression. assume all variables are positive. third root x/y^2

asked by Tisha on January 20, 2011
3. ## Math

Given that the quadratic polynomial f(x)=3x^2+ax+b has real coefficients and f(x)=0 has a complex root 8+5i, what is the value of a+b?

asked by Crow on June 2, 2013
4. ## algebra

CAN YOU PLEASE EVALUATE THE EXPRESSION TO 4 DECIMAL PLACES 10-SQ ROOT OF 18 DIVIDED BY 11

asked by ABBS on October 18, 2010
5. ## Precalculus

Show that the equation x^3+ x^2-3=0 has no rational roots, but that it does have an irrational root between x=1 and x=2

asked by Sam on October 23, 2012
6. ## Math

On which interval does the Intermediate Value Theorem guarantee that the polynomial x^4 + 7x^2 − 9x − 1 has a root? A. (-1/2,0) B. (1/2,1) C. (0,1/2) D. (-1,-1/2)

asked by Anonymous on December 14, 2012

Use a prime factor to determine squre root of 225

asked by Nqobile on January 22, 2013
8. ## math

"Hello " - Write the equation of tangent line for curv y=root of X or y= X^(1/2) when X=4 please help !!

asked by mo on September 19, 2007
9. ## Algebra 2

Simplify cubed root of 4 times 8 to the -1 power âˆ›(4*8âˆ«â–’ã€–-1ã€—)

asked by Trisan on November 2, 2009
10. ## math

the exact position of the squer root of 50 on a number line

asked by xavier on February 15, 2011
11. ## College Algebra 1

Using the factoring method, solve for the root: 10x^2-41x=-21

asked by Kenny on August 23, 2014
12. ## Maths

Please show the method of showing root 42 on number line.

asked by Sanjay on August 16, 2017
13. ## math

Which equation has the complex number 4-3i as a root? 1) x^2+6x-25=0 2) x^2-6x+25=0 3) x^2+8x-25=0 4) x^2-8x+25=0 Can anyone please teach me how to do it?THANKS A LOT!!!

asked by Lina on April 21, 2008
14. ## Algebra II

It has a graph but i cant paste it on here, could you guide me through plz Which is a root of f(x) = 0 with a multiplicity of 2? -4 -3 3 4

asked by Me and I on February 7, 2014
15. ## math

What is the sum of all the possible values of a for which 25x^2+(a−15)x+9 has exactly one distinct real root?

asked by nice on March 13, 2013
16. ## Math

On which interval does the Intermediate Value Theorem guarantee that the polynomial x^4 + 7x^2 − 9x − 1 has a root? A. (-1/2,0) B. (1/2,1) C. (0,1/2) D. (-1,-1/2)

asked by Anonymous on December 14, 2012

one of the roots of the equation x^2 - 2qx + 2q +4 = 0 is three times the other root, determine the value q

asked by Sha on January 23, 2015
18. ## Math

On which interval does the Intermediate Value Theorem guarantee that the polynomial x^4 + 7x^2 − 9x − 1 has a root? A. (-1/2,0) B. (1/2,1) C. (0,1/2) D. (-1,-1/2)

asked by Amy on December 14, 2012
19. ## Algebra

How do we show that the expression x^2 + 2ax + b is no less than b^2 - a^2? If we take this has/have real root(s) we can tell that 4a^2 - 4c>= 0. But how do we prove the given?

asked by Aanyao on May 20, 2017
20. ## maths

express -108a^4b^3 whole cube root in the simplest form?

asked by tuhituhi on April 23, 2013
21. ## english

what's the meaning of 1. i've grown certain that the root of all fear is that we've been forced to deny who we are

asked by jenn on January 20, 2015
22. ## Algebra

What is the sum of all the possible values of a for which 25x^2 + (a-15)x + 9 has exactly one distinct real root?

asked by John on March 12, 2013
23. ## math

For which real values of b do the equations x^3 + b x^2 + 2bx - 1 = 0 and x^2 + (b-1)x + b = o have a common root?

asked by mathsen on August 7, 2010
24. ## MATH

Another question... Which of the following expressions is a sixth root of unity? 1. i 2. -1 3. -i 4. All of the above are correct I appreciate the help.

asked by Hali on January 23, 2014
25. ## calculus 2

use the simpsons rule with n=10, arc length y=^3sqaure root x, for 1

asked by Ryan on July 29, 2014
26. ## calculus

Use the Intermediate Value Theorem to show that there is a root in the equation x^(1/3)=1-x in the interval (0,1).

asked by Gabe on January 21, 2010
27. ## Calculus

Differentiate and simplify as much as possible. Cube root(5z+6/-9z+3). The answer should be y'= (23(-9z+23)^2/3)/9(3z-1)^2(5z+6)^2/3) So far, I'm stuck at y'=[23/3(5z+6)(3z+1)][((5z+6)^1/3)/((-9z+3)^1/3)]

asked by Mike on December 1, 2017
28. ## Algebra

solve the following literal equation for r v=pi r^2h I got r=+/- sq root v/pi•h am i done or do i need to eliminate signs?

asked by Shirley on August 8, 2018
29. ## Calculus

Evaluate the limit as h approaches zero of (the cubed root of 8-h)-2/h. Can also be written ((8-h)^1/3)-2)/h

asked by Meera...HELP!! on December 9, 2012
30. ## precalc

For the equation 2x 3 - 11x 2 + 12x + 9 = 0, the root 3 has a multiplicity of _____.

asked by brenn on November 27, 2012
31. ## maths

If one of the root of the quadratic equation ax^2 + bx +c =0 is three times the other, show that 3b^2 = 16ac

32. ## algebra

(sqare root of(x+1) +1) all divided by x. instructions are to rationalize the numerator.

asked by jawn on August 11, 2009
33. ## english

what are two higher level words for the root word: BIO

asked by mel on January 27, 2009
34. ## calculus sir damon help me or steve

integrate dx/root(coshx-1) plz show step

asked by dam on May 10, 2016
35. ## math miss.sue can u plz check me answers plz

which of the following appears to be an irrational number? A. 3.7272727272... B. the root of 64 C. -6/25 D. 0.73303330...

asked by emma on November 19, 2015
36. ## calculus

verify the Intermediate Value Theorem if F(x)=squre root of x+1 and the interval is [3,24].

asked by piyatida on December 9, 2011
37. ## maths help

root(18) simplify without using calculator&surd&table thanks step

asked by Anonymous on November 9, 2016

Need help on identifying root word,suffix and prefix for control.

asked by Angel on October 23, 2014
39. ## math

If 16x^2 - 24x + k = 0 has two roots (a double root) equal to 3/4, 4 = ?

asked by Rachel on February 25, 2017
40. ## math

What is the sum of all the possible values of a for which 25x2+(a−15)x+9 has exactly one distinct real root?

asked by ayan on March 15, 2013
41. ## Math

For the equation 2x 3 - 11x 2 + 12x + 9 = 0, the root 3 has a multiplicity of _____.

asked by Raven on October 18, 2012
42. ## algebra

What is the sum of all the possible values of a for which 25x^2+(a−15)x+9 has exactly one distinct real root?

43. ## Limit Math

Evaluate lim x→∞ 2x/(√(x^2+3)-4) in words 2x divide by(root(xsq +3) -4)

asked by Stranger on March 18, 2013
44. ## math

how do i solve the following problems? a^5+6a^4+5a^3=0 t^5-256t=0 y^3-512=0 z=8(root)z+240

asked by monique n on February 7, 2011
45. ## algebra

-3square root 18 over-6= -1 Radical and Rational exponent check this for me please see if it right.

asked by Elaine on May 25, 2010
46. ## math

I need help quick with this problem. Thanks in advance. What is the 14th root of (-2)^14 power?

asked by barb on November 7, 2010
47. ## Math - Algebra

What is the tenth root of 16u^2v^4wx^5? Note that the exponent of v is 4w.

asked by Penny on July 15, 2013
48. ## Maths

Cube root of 49x power 2 divided by 392xpower 8

asked by Anonymous on April 17, 2019
49. ## Algebra

What is the sum of all the possible values of a for which 25x^2 + (a-15)x + 9 has exactly one distinct real root?

asked by John on March 13, 2013
50. ## trigonometry

what is the value of x in the equation x= 3sqrt root (-245)-1/5 to the nearest hundreds

asked by lan on May 12, 2011
51. ## maths

which one of these numbers 9,15,25,45,50,64,100,125,175 has a cube root of 5

asked by sara on March 15, 2011

Simplify the cubed root of 432x to the 12th power

asked by Lanetta on February 13, 2017
53. ## algebra 2

PERFORM THE INDICATED OPERATIONS AND WRITE IN STANDARD FORM 27+(sq root-9)/3

asked by skyler on September 25, 2012
54. ## rational exponents

express the third root of(8a^3y^5) using rational exponents. Please show your work!

asked by tabby on April 20, 2012
55. ## precalculus

State the domain and range of the function. y=the cubed root of (x-2) Thanks SO much!

asked by Lydia on October 10, 2007
56. ## physics

A hydraulic jack is used to lift a 2000 pound car. If the output piston (the one the car is sitting on) has an area of 60 square inches, how much force must be applied to the 0.5 square inch input piston to lift the car? ____ pounds?

asked by wally on February 6, 2013
57. ## c programming

Write a program that uses a 20x20 board, initialised to a given pattern, to play the game Conway's life . After each turn print out the board pattern using a . for a dead square and a * for a live square. Squares off the board are considered permanently

asked by Ravinder Kaur on May 8, 2012
58. ## geometry

A classroom has a floor area of 600 square feet. What is the floor area of the classroom in square meters? describe three different correct ways to solve this area problem. Each way of solving should use the fact that 1 inch = 2.54cm. Explain your

asked by Chelsea on October 21, 2012
59. ## bussiness math

Angela Hatcher is planting flower bulbs in her garden for this coming summer. She intends to plant 1 bulb for every 5 square inches of flower bed. How many flower bulbs will she need for an area measuring 230 square inches? (Points : 2)

asked by everest on July 29, 2013
60. ## computer programming

Write a program that uses a 20x20 board, initialised to a given pattern, to play the game Conway's life . After each turn print out the board pattern using a . for a dead square and a * for a live square. Squares off the board are considered permanently

asked by Ravinder Kaur on May 7, 2012
61. ## geometry

A graphic artist is designing a poster to advertise a modern art exhibit. The area of the rectangular poster must be greater than 0 square inches, but no more than 96 square inches. If the length of the poster is 12 inches, then which expression defines

asked by Anonymous on February 2, 2010
62. ## physics

A hydraulic jack is used to lift a 2600 pound car. If the output piston (the one the car is sitting on) has an area of 60 square inches, how much force must be applied to the 0.5 square inch input piston to lift the car? ______ pounds.

asked by Amy on May 2, 2015
63. ## computer programming

Write a program that uses a 20x20 board, initialised to a given pattern, to play the game Conway's life . After each turn print out the board pattern using a . for a dead square and a * for a live square. Squares off the board are considered permanently

asked by Ravinder Kaur on May 7, 2012
64. ## Math

So I found the derivative of an expression and I cannot figure out how to simplify the final answer into the desired form. I got -csc^2(X)/(1+cotx)^2. Now how do I simplify this into -1/(sinx+cosx)^2. Help, it's killing me ahha. Thanks!

asked by Beth on December 23, 2015
65. ## math

Show the functions f= f(z); z=x+iy is nowhere di fferentiable f(z)=cosy -i siny how do i do this? heres my idea separate them into u(x,y) and v(x,y) then differentiate them and since the first derivative of u(x,y) and v(x,y) does not equal i can deduce

asked by lim on September 9, 2016
66. ## Calculus

Consider the function on the interval (0, 2π). f(x) = x + 2 sin x relative maximum (x, y) = relative minimum (x, y) = From when I worked out using the first derivative test, I ended up with (2π, 0) for the max and (0,0) for the min. Apparently this isn't

asked by Anonymous on March 6, 2017
67. ## Calculus

1. Use the Mean Value Theorem to find an x-value where the instantaneous slope=average slope over the given interval: f(x)=(9-x^2)^(1/2) on [-3,2] I have done three chapters of Calculus already and I never have had to check for extraneous roots. So, my

asked by Isabella on January 16, 2016
68. ## Math

A 5cm piece of wire is cut into two parts such that a square formed by bending on part will have four times the area of a square formed by bending the other part, what is the length of the longer part. I just don't know what the equation would look like.

asked by Crissy on September 6, 2016
69. ## anna frances'

what is a square,i know it has four sides and blah blah blah,but i need two more answers like it is a kite (not really)!! It is the table supporting the hypotenuse. There is an example... what can your imagination come up with? It has 4 equal sides. It has

asked by bri on April 12, 2007
70. ## Math

What is the derivative of: y = sin(1)sin^2(x^4)+sec^2(pix^2+x+1)

asked by Anonymous on October 18, 2012
71. ## Calculus

Hi. I need help with finding the derivative of the function: y= [(sec^7 x)/7] - [(sec^5 x)/5] Thanks!

asked by Darren on September 30, 2014
72. ## calculus

I need a step-by-step limit definition of derivative for y = ln(x).

asked by Dave on April 13, 2011
73. ## Calculus help

Solve using implicit derivative cuberoot(x)+cuberoot(xy)=4y^2

asked by Collins on October 26, 2015
74. ## MATH

A box with an open top has vertical sides, a square bottom, and a volume of 4 cubic meters. If the box has the least possible surface area, find its dimensions. Length of base= Height=

asked by Jim on November 14, 2012
75. ## Algebra

A small painting has an area of 400 cm^2. The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.

asked by Anonymous on April 9, 2013
76. ## algebra

A small painting has an area of 400 c m 2 . The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.

asked by Bobby on May 20, 2014
77. ## Calculus1

The strength, S, of a rectangular wooden beam is proportional to its width times the square of its depth. Find the dimensions of the strongest beam that can be cut from a 12 inch diameter cylindrical log.

asked by ACDub on April 3, 2014
78. ## Calculus (Optimization)

The U.S. Post Office will accept a box for shipment only if the sum of the length and girth (distance around) is at most 108 inches. Find the dimensions of the largest acceptable box with square ends.

asked by Mishaka on December 16, 2011
79. ## math

Would the answer be 2000 to this? with 1,200 i got 4,000? If 600cm^2 of material is available to make a box with a square base and a closed top, find the maximum volume of the box in cubic centimeters.

asked by Gary on March 6, 2015
80. ## robinswood

the area of a square tetherball court is 260 ft2. what is the approximate length of each side of the court? find answer th the nearest foot? i really have a hard time with these word problem...please help me

asked by frankie on December 20, 2012
81. ## Physics

The interior of a submarine located at a depth of 50 m in seawater is maintained at sea-level atmospheric pressure. Find the force acting on a window 20 cm square. The density of seawater is 1.03 × 103 kg/m3

asked by peter on November 16, 2015
82. ## Math

An open box is formed from a piece of cardboard 12 inches square by cutting equal squares out of the corners and turning up the sides. Find the volume of the largest box that can be made. Help!

asked by Tracy on February 6, 2017
83. ## Calculus

An open box is formed from a piece of cardboard 12 inches square by cutting equal squares out of the corners and turning up the sides, find the dimensions of the largest box that can be made in this way.

asked by Alexa on April 28, 2016
84. ## geometry

find the surface area of a right prism with the given features: The bases are trapezoids with bases of lengths 6 and 10 perpendicular to one side of the length 12 ; height = 12 Round the answer to the nearest square unit

asked by Sam on October 7, 2010
85. ## Mensuration

A rectangular lawn 80m *60m has two rmads each 10m wide running in the middle of it, one parallel to the length and the other parallel to the breadth. Find the cost of gravelling them at ₹1.20 square metre.

asked by Sunil on February 24, 2016
86. ## MathematicalModels

At time zero you enter a long position in a forward contract on 1 share of the stock XYZ at the forward price of 10.00. Moreover, you buy one exotic derivative, with the same maturity as the forward contract, which pays to the holder exactly one share of

asked by RVE on May 18, 2015
87. ## Calculus, HELP!!

1) A rectangular page is to contain 24 square inches of print. The page has to have a 6-inch margin on top and at the bottom and a 1-inch margin on each side. Find the dimensions of the page that minimize the amount of paper used. 2) A cable runs along a

asked by Henry on March 5, 2015
88. ## chemistry

Imagine that you have an ideal gas in a 4.80L container, and that 2450 molecules of this gas collide with a square-inch area of the container at any given instant. If the volume is increased to 19.2L at constant temperature, how many collisions will occur

89. ## Math

im having a hard time with polynomials it just shows shapes and i dont understand, if somebody could help that would be great :) Which polynomial does the model represent? The picture shows a big black square, 2 white rectangles 1 black rectangle 1 little

90. ## Math

The circular rug is placed on a square floor. The rug touches all four walls. How much of the floor space is not covered by the rug? The square floor is 14 feet for length and width.

asked by Jenny on March 13, 2011
91. ## Biology

A scientist separates plant pigments from leaf, root, and stem samples by paper chromatography. All the leaf chromatographs include yellow green and blue green spots but none of the root and only a few of the stem chromatographs have these green spots.

asked by Anonymous on November 1, 2009
92. ## Repost- Biology

A scientist separates plant pigments from leaf, root, and stem samples by paper chromatography. All the leaf chromatographs include yellow green and blue green spots but none of the root and only a few of the stem chromatographs have these green spots.

asked by Anonymous on November 1, 2009
93. ## Social Studies

What happened to unions after the protest at Haymarket Square? My answer: Afterward, the Chicago police arrested hundreds of union leaders, socialists, and anarchists. Opposition to unions increased. The membership in the Knights of Labor dropped, even

asked by Anonymous on May 14, 2013
94. ## Math

Please help by checking my answer! These are the last two questions on my test. Thank you. 11. A cylinder has a radius of 2x + 3 and a height of 6x + 1. Which polynomial in standard form best describes the total volume of the cylinder? Use the formula V=

95. ## math

The floor tile is one square foot. The kitchen floor was covered with 100 floor tiles. What was the area of the kitchen floor in square inches?

asked by marla on February 11, 2011
96. ## Geometry

The volume of a square pyramid is equal to _____ times the volume of a cube where the bases are the same, but the square pyramid is half the height of the cube.

asked by anon on February 17, 2014
97. ## math

A square has the same area as a rectangle whose longer side is 2 times the length of its shorter side. If the perimeter of the rectangle is 24, what is the perimeter of the square? I have no idea how to do it. I need help.

asked by Matt on August 14, 2014
98. ## geometry

a circle of radius 1 is inscribed in a square. A smaller circle is tangent to two sides of the square and the first circle. Determine the circumradius and inradius of the smaller circle