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

97,722 questions, page 388
1. ## CHEMISTRY

Hi! Where can I find a list of the molecular formulas for the elements? like hydrogen is H2 and sulfur is S8

asked by Sean P. on April 23, 2010
2. ## Geometry

Two supplementary angles are in the ratio 7:11. Find the measure of the smaller angle.

asked by Abby on September 22, 2011
3. ## Calculus

Find the area between the two curves y1= x^2 - 4x + 5 and y2 = 2x - 3, finding the points of intersection algebraically.

asked by Davey on May 27, 2013
4. ## Calculus

find how many real roots of, counting multiplicities x(x^2+16)(x^2-x-6)^2=0 please show how to get the answer. thank you

asked by FS on January 17, 2019
5. ## Math

Can someone please explain this problem? Find the slope of the line passing through points (3, 11) and (18, 20). Thanks so much for the help.

asked by B.B. on September 17, 2009
6. ## Comm Tech

1.)what did STRICT study generally find about the effect of internet use on sleep

asked by YRNDJ on February 8, 2016
7. ## Math

Find a parametric description for the ellipse having the focus F=(0,-4), corresponding directrix y=3, and eccentricity e=3/4.

asked by Marisol on May 25, 2011
8. ## algebra word problem

find three consecutive positive numbers such that the product of the first and third minus the second, is 1 more than 6 times the third

asked by J on September 17, 2009

your teacher has told you to subtract by adding on to find the difference in this problem: 71-36. what do you do first?

asked by zoie on September 20, 2012
10. ## math

find volume in cubic feet of right rectangular prism 3 1/2ft, 8 ft, 2 3/8

Find the numbers that each letter stands for in the problem below. EFGH X 4 = HGFE E= F= G= H=

asked by NICK on April 22, 2010
12. ## calculus

how do I find the equations for the lines tangent to the curve y 4 + x y= ------ 4 - x which are parallel to the line y = 2x 32.

asked by Anonymous on March 22, 2012
13. ## math

75DEGREES= 30DEGREES+25DEGREES FIND THE SIN, COSINE, AND TANGENT

asked by caroline on April 2, 2007
14. ## math

A straight line with slope 5 contians the points (1,2) and (3,K). find the value of K. do we use this method: y2-y/ x2-x

asked by Anonymous on March 15, 2009
15. ## College Algebra

Let h(12) = -100 for some function h(x), defined everywhere. If the average rate of change of h(x) from x = 12 to x = 20 is 50, then find h(20).

asked by Brianna on September 26, 2011
16. ## algebra

Explain how to find the sum using game chips, then give the answer 8+-10

asked by chris on September 26, 2011
17. ## Math 116a

solve using the addition and multiplacation principles 1+6x

asked by Katie on September 26, 2011
18. ## math

Find the complement of an angle with measure 72 A:162 B:18 C:252 D: 108

asked by finn wolfhard on March 1, 2018
19. ## calculus

Find the indefinite integral and check the result by differentiation. ∫((t^3/3)+(1/4t²)dt

asked by Eric on January 21, 2010
20. ## algebra

Hello, can you help me find the slope for x=2-y ____ 9 its 2-y over 9 I thought the answer was 2 but my professor said that's wrong. thanks

asked by denise on January 21, 2010

My daughter brought home this question: How does knowing 28=30-2 help you find 13+28? Any ideas?

asked by Alia on September 27, 2007
22. ## math

which of the following statements shows the halving and doubling strategy to find 28*50 a. 28*50=14*100 b. 28*50= (14*25)*(14*25) c. 28*50= (20*50)+(8*50) d. 28*50= 2*(14*25)

asked by krahman4 on October 28, 2013
23. ## geometry

Find the surface area of the cone. in pie the radius is 3 cn the height is 18

asked by Hannah on May 27, 2013
24. ## Geography HW Questions

What two countries are part of the British Isles? Can't find a straight answer.

asked by Rosalee on November 30, 2017
25. ## Math

Find the maximum value of the objective function z = 19x + 7y, subject to the following constraints. (See Example 2.) 3x + 2y â‰¤ 18 6x + 2y â‰¤ 30 â€‰ x â‰¥ 0, y â‰¥ 0

asked by Sam on February 28, 2018
26. ## physics

the ﬁgure is 4.00 W. E 3.0 Ω 15.0 Ω 5.0 Ω 4.3 Ω 3.0 Ω Find the equivalent resistance of the circuit. Answer in units of Ω

asked by Anonymous on April 11, 2013
27. ## MATH

find the coordinate of the center and identify the conic: 5y^2 - 2x^2 - 10y - 12x = 23

asked by Katie on September 26, 2011
28. ## math

What is an expression that can be used to find 4 x 275 using mental math and properties of numbers?

asked by Anonymous on September 17, 2018
29. ## chemistry

how to you find the partition coefficient of the benzoic acid in CH2Cl2 in water

asked by Paige on September 25, 2011
30. ## science

how do you find the percent error betwwen an experimental value and the accepted value? (of density) thanks

asked by arya on November 29, 2008
31. ## series help maths steve or reiny

find the sum of n-term of the series 1/1+1/2+1/3+1/4+1/5+...+1/n plz show step

asked by weyeremi on April 5, 2017
32. ## calculus

Find the indefinite integral and check the result by differentiation. ∫3√((1-2x²)(-4x))dx

asked by Sam on January 21, 2010
33. ## algebra

Find the midpoint of the line segment joining the points P1 and P2 P1= (5,2) P2= (-4,3) tom

asked by tom on February 5, 2016
34. ## Maths

A point A(4, k) and B(2, 4) subtend a right angle at the origin of the coordinate axes. Find the value of k.

asked by Skyboy on February 5, 2016
35. ## calculus

find the constants a and b so that the function is continuous on the entire real line. F(x)= 3, x≤-1 ax+b, -1

asked by fernando on September 19, 2012
36. ## computers:algorithm

Write a pseudocode to find the average of any amount of positive numbers.

asked by Ephraim on February 20, 2009
37. ## AP Chemistry

HCN is mixed with water. Which is the best description of what you would expect to find in the solution?

asked by Kami on October 13, 2010
38. ## english/Hamlet

I need a better understanding of this quote "once you have friends and find the trustworthy hold on to them" please paraphrase this for me

asked by keaton on January 11, 2011
39. ## social studies

Why are ports and harbors good places for people to find jobs?

asked by Risaiah on January 14, 2013
40. ## Math

I need to find this answer( a person who is wiring for money is an..? using these letters (ooxmbshwntgjpbyip).

asked by Samvel on October 3, 2008
41. ## Calculus 1

Find the instantaneous velocity, using limits, for the given value of t of an object moving according the given equation. a. s(t)=t^2–8t+18 ; t=3 b. 𝑠(𝑡)=1/t^2 ; t=1

asked by TayB on September 10, 2015
42. ## Trigonometry

Find all values of x such that sinx+sin2x=0 and 0

asked by Amy on January 17, 2013
43. ## Calculus

Find the equation of the tangent line to the curve y=1+ xe^(2x) y'=(e^(2x))(2x+1) = slope What's the next step?

asked by sh on April 19, 2010
44. ## Math

Given a scale factor of , find the coordinates for the dilation of the triangle with vertices at (0, 0), (0, 2) and (4, 0).

asked by HOLAMOM on November 9, 2012
45. ## Algebra

Find the following. Assume that variables can represent any real number. SqRt(a+8)^2= 8a^2?

asked by Micah on February 25, 2008
46. ## algebra

Is there a link to a site where I can find a way to solve a Soma Cube, and where each shape would go? Thank you!

asked by Celina on December 22, 2008
47. ## algebra

Show all steps Find the value of y fora given value of x if y varies directly with x If y =-252 when x=84, what is y when x=74?

asked by snow on March 11, 2014
48. ## English

Use the characteristics of bias to find examples in Columbus' Journal Excerpt.

asked by Moesha on August 22, 2013
49. ## Math

Find the least common denominator for 1/8 and 1/12. What is the sum of these fractions in lowest terms?

asked by Layla on April 5, 2017
50. ## college

FIND THE VERTEX THE LINE OF SYMMETRY THE MAX OR MIN VALUE OF THE FOLLOWING F(X)= -X^2+10X+5

asked by BETH on April 25, 2010
51. ## trig

Use half-angle formulas to find the exact value for the following cot 75 degrees

asked by Rick on February 28, 2008
52. ## Chemistry

I need to find the mass of solute that will dissolve in 300 g water at 45 degrees C.

asked by Ernesto on April 25, 2010
53. ## Biology

Can someone tell me an descriptive definition of budbreak. I can't find good definitions online.

asked by Selene on October 13, 2010
54. ## Calc 3

Find all partial derivatives? v = (xy)/(x-y) vxx= vxy= vyx= vyy=

asked by Becky on September 20, 2012
55. ## Sci230

How do the circulatory and reproductive systems interact? I can not seem to find the answer to this last question.Any help I would truly appreciate.

asked by Cassondra on August 8, 2008
56. ## calculus

Let A be the region bounded by the curves y=x^2-6x+8 and y=0, find the volume when A is revolved around the x-axis

asked by Anonymous on September 21, 2011
57. ## phisecs

A car travels in a stright line at 43 km/h for 1 h and at 65 km/h for 5 h. Find the average velocity in km/h?

asked by neon on February 19, 2014
58. ## quant

8 cars are in race and different timing for each car then find avg speed.

asked by mamatha on March 3, 2015
59. ## Geometry honors

the endpoints of AB are a(-3,5) and b(9,15). find the coordinates of the points that divide AB into 4 congruent segments

asked by Daniel on January 16, 2013
60. ## english\

Find three examples from her poetry of Bradstreet's adherence to Puritan beliefs.

asked by Ariel on October 13, 2010
61. ## Biology

Name of the vaccine which is obtained from transgenic yeast . Searched it but cant find it... Plx help !

asked by Ri on February 9, 2016
62. ## Trig

f(x) = -cos(3x + pi). Find the amplitude, period, and phase shift of the function.

asked by Tabby on January 10, 2011
63. ## math calculus

Find the equation of the function f whose graph passes through the given point. (Remember to use ln |u| where appropriate.) f'(x) = x^3 − 4x^2 + 3/ x − 3 ; (4, −5) f(x) =

asked by steven on May 28, 2013
64. ## MATH

Find the maturity value when 30,000 is invested at 12% compounded anually for 5 years ?

asked by Camz on September 8, 2015
65. ## Trig/Math

2. f(x) = 1/4 cos(1/2 x + pi/2). Find the amplitude, period, and phase shift of the function. 3. f(x) = -cos(3x + pi). Find the amplitude, period, and phase shift of the function.

asked by Tabby on January 10, 2011
66. ## English\

Find three examples from his poetry of Taylor's adherence to Puritan beliefs.

asked by Ariel on October 13, 2010
67. ## Geometry

determined three points P(x1, y1, z1), Q (x2, y2, z2), and R(x3, y3, z3). find the center of weight of triangle PGR?

asked by Shanu on January 17, 2015
68. ## Henry County Middle School

Math Find the greater common factor of 63, 147, 231 ?

asked by Peggie on August 8, 2008
69. ## math

suppose x is a uniform random variable with c=40 and d=70. find the standard deviation of x

asked by sydney on February 25, 2014
70. ## algebra

find the area of a triangle with the base of 3 2/3 yards and height of 3/7 yrads

asked by Tina on September 23, 2012
71. ## math

write 3 different ones numbers you could add to 15 where you need to regroup to find the sum. Need help ASAP. Thanks

asked by mary on January 11, 2011
72. ## geometry

the three angles of a triangle are represented by 13 x/3,7x/3,5x/6.find the measure of its obtus angle.

asked by Alka on January 11, 2011
73. ## Math

find the quotient: 1,754/12 a 1733 b 21 11/83 c 83 11/21 d 1775 Would C be the correct answer?

asked by Steve on April 8, 2015
74. ## math

Find all the ordered pairs of integers such that x^2 - y^2 = 140 Any help or explanations would be wonderful!

asked by daphne on January 10, 2011
75. ## math

The ratio of two angles is 3:1 find the larger angle if the smaller is 180

asked by Anonymous on September 18, 2016
76. ## math

find all zero's for 2x^4-11x^3+16x^2-x-6 im needing the complex, rational, irrational, and all of the zero's

asked by Joe on October 12, 2010
77. ## Geometry

Trapezoid JKLM has an area of 54 ftsqd. IF RC=6ft and ML=8ft, find JK

asked by Lelouch Valentyne on October 13, 2010
78. ## Math

asked by Bella on June 14, 2016
79. ## Math

A die is rolled once.Find the probability of obtaining a 5 & 6 & an odd number ?

asked by Aljhane on February 9, 2016
80. ## calculus

Find equations for the lines that are tangent and normal to the graph of y = sinx + 3 at x = pi

asked by Laurie on September 22, 2011
81. ## Pre- Calculus

In this problem we are supposed to find all real solutions. It is x(1-x)=6 and I know that the first step you use distributive and get x-x^2=6 but where do you go from here.

asked by Sarah on September 21, 2007
82. ## Math

Find the smallest positive integer d such that d=105m+216n, where m & n are integers.

asked by Anonymous on September 28, 2012
83. ## calculus

find if the series is convergent and what it sums to the sum from k=3 to infinity of (k+1)^2/((k-1)(K-2)) I'm not sure how to start

asked by sarah on February 21, 2008
84. ## science

churvas mass is 66kg. find his weight on earth and on the moon.

asked by james harold on October 11, 2011

86. ## science

churvas mass is 66kg. find his weight on earth and on the moon.

asked by james harold on October 11, 2011
87. ## math

Find equivalent fraction with a common denominator and order from least to greatest

asked by cece on February 17, 2016
88. ## Math

Find the base if parallelogram, given its area and altitude A= 96cm²; a= 8cm

asked by Vanessa on September 17, 2015
89. ## Math

When you divide a whole number by a fraction with a numerator of 1 explain how you can find the quotient?

asked by Ron on January 23, 2013
90. ## physics

Find an expression for the energy densityin terms of stress and strain.

asked by rahul on January 2, 2014
91. ## math

what are two ways to skip count to find 2x 5? is 115 a multiple of 5? i also need to explain how i would know...

asked by shy on December 20, 2010
92. ## algebra 3

Find a polynomial of lowest degree with only real coefficients and having the given zeros. -2+i, -2-i, 3, -3

asked by jordan on September 24, 2009
93. ## statistics

how do you find the quartile Q3 of the list of 24 sorted values: 30,33,35,38,40,46,46,47,47,49,50,51,53,53,54,56,60,65,73,74,77,78. what is the formuala and how do you work it?

asked by alex on April 3, 2012
94. ## math

how do you show that line 3x+y-2=0 is a tangent of the curve y=(4x-3)(x-2) and how to find the point of contact??

asked by Jack on October 17, 2010
95. ## trig

Find the exact value by using a half-angle identity. cos 22.5 degrees

asked by Omar on October 11, 2011
96. ## math

If sinx=3/5,cosy=-12/13,where x and y both lie in 2nd quad.Find the value os sin(x+y).

asked by Anonymous on November 13, 2012
97. ## Mathematics optimization

The arithmetic mean of two numbers a and b is the number(a+b)/2. Find the value of c in the conclusion of the mean-value theorem for f(x)=x^2 on any interval [a,b].

asked by Jane on September 3, 2011
98. ## math

If line AB have midpoint (1,2) and gradient 0 with distance of 10 units find the coordinates of A and B

asked by Summit on June 6, 2016
99. ## calculus

Find an equation of a line that is tangent to y=2sinx and whose slope is a maximum

asked by Anonymous on April 12, 2010
100. ## trig

PERIMETER OF A RECTANGLE IS 32CM AND AREA IS 55CM FIND THE LENGHT.

asked by Anonymous on October 11, 2011