Given the funtion G(t) = t2 - 7t + 5, evaluate G(-1+h)-G(-1)/h

3,938 questions
1. math

Given the funtion G(t) = t2 - 7t + 5, evaluate G(-1+h)-G(-1)/h

asked by John on July 16, 2011
2. algebra1

Evaluate each funtion for the given input values: for f(x)=4x-3,find f(x)when x=3 so is it f(x)=4(3)-3 f(x)=12-3 f(x)=9? is this right?

asked by chika0217 on November 8, 2011
3. Calc

Evaluate the following indefinite integral integral of the funtion (x^3)/(x^2-49)dx

asked by kajal on October 16, 2012
4. Math

How would you tell if an equation is a funtion or not. I know that it has to have only one y-value for every x...but how do you identify this in an equation (rather than a graph) ie. y=1/2x-7 (how do i tell if this is a funtion or not)? Any help would be

asked by Milia on June 5, 2011
5. Math. Need help

1.if g=5 and k=1, evaluate 9+gk a. 13 b. 14 c. 15 d. 16 2.Evaluate a-b^2/b if a = 10 and b = 2. a. 1 b. 3 c. 8 d. 32 3.Evaluate 3xy^2 - y if x = 2 and y = 5. a. 26 b. 30 c. 120 d. 145 4.Evaluate 2d + d^2/3 if d = 6. a. 4 b. 12 c. 14 d. 24 5.Evaluate

asked by A. on August 28, 2016
6. math

what is the translation that maps the funtion f(x)= x squared - 1 onto the funtion g(x0= x squared + 1

asked by latoya on February 16, 2009
7. Plutonium decay

The amount A(gms) of radioactive plutonium remaining in a 20gm sample after t days is given by: A = 20 * (1/2)^t/140 At what rate is the plutonium decaying when t = 2 days. I think you need to find dA/dt and evaluate it at t=2 This should be a fairly

asked by Jen on October 20, 2006
8. maths

the function y = 5 + 3 sin (pie t /3 + pie /2) choose one option which gives the value of the funtion when t = 3. choose the option which gives the period of the function. from the options below. 0, 1/6, pie/6, 2, 3, pie, 5, 6 wod the value of t=3 be 5 ?

asked by kat on May 20, 2007
9. maths

the function y = 5 + 3 sin (pie t /3 + pie /2) choose one option which gives the value of the funtion when t = 3. choose the option which gives the period of the function. from the options below. 0, 1/6, pie/6, 2, 3, pie, 5, 6 wod the value of t=3 be 5 ?

asked by kat on May 21, 2007
10. social studies

Without our two political parties cutting across economic and geographic interests democracy as we know it could never have been made to funtion. The author probably meant to suggest that a) an important feature of u.s. political system is the broadly

asked by nathaly on May 1, 2008
11. social studies

Without our two political parties cutting across economic and geographic interests democracy as we know it could never have been made to funtion. The author probably meant to suggest that a) an important feature of u.s. political system is the broadly

asked by nathaly on May 1, 2008
12. History

Without our two political parties cutting across economic and geographic interests democracy as we know it could never have been made to funtion. The author probably meant to suggest that a) an important feature of u.s. political system is the broadly

asked by Nathaly on May 1, 2008
13. math

i need some serious help with limits in pre-calc. here are a few questions that i really do not understand. 1. Evaluate: lim (3x^3-2x^2+5) x--> -1 2. Evaluate: lim [ln(4x+1) x-->2 3. Evaluate: lim[cos(pi x/3)] x-->2 4. Evaluate: lim x^2+x-6/x^2-9 x--> -3

asked by Dani on July 13, 2010
14. Math

When it is said "Y as a funtion of X" does it mean y=f(x) eg. y=2x+3 or x=f(y) eg. x=2y+3 the first one is right

asked by Shawn on February 11, 2007
15. pre-calculus

the spread of oil leaking from a tanker is in the shape of a circle. If the radius r (in feet) of the spread after t hours is r(t)= 200 square root of t, find the area A of the oil slick as a function of the time t. You know that the area of a circle is

asked by Erica on October 3, 2006

What is the value of c in the equation f(c)=0 with the funtion f(x)=9/5c +32

asked by cassie on August 6, 2009
17. Algebra

How do I solve this funtion: (2x-9)-(1-x)

asked by Alexis on September 17, 2010
18. Algebra

How do I solve this funtion: (2x-9)-(1-x)

asked by Alexis on September 17, 2010
19. Calculus

Integrate from e^2 to e of tthis funtion: 1/(x)ln(x) dx

asked by Jack on February 8, 2012
20. biology

please explain clearly what is lymphocytes and its funtion?

asked by komal yaseen on December 31, 2014
21. economics

demand funtion for a commodity is=12-3p.

asked by jacksonterry4real on March 20, 2013
22. science

what is the funtion of the Root system

asked by anonamouse on May 18, 2009

how do u solve this in analysis and funtion 7(b-6)=-12+b

asked by tierra on November 15, 2009
24. algebra

how do i graph this quadratic funtion y=x(squared) + 4x - 4

asked by raul on March 11, 2008
25. Math

What is the funtion rule shown in the table n 3,4,5,6 y 2,1,0,-1

asked by Jessica on April 13, 2015
26. Microbiology

What is the funtion of ionizing and nonionizing radiation?

asked by Tee on August 1, 2010
27. algebra

Help me find the axis of symmetry of the given funtion. Y=x2-2x+4

asked by jacqueline on November 19, 2009
28. Algebra

I have a problem with linear funtion is f(8)=8 f(x) = x + 10=what is x is that always 0 so this answer would 10

asked by Sydney on September 15, 2010
29. brain!!

What is the funtion of hipocampus? what is oxytocin n where it comes from? i am having a little confusion in those please help!

asked by toshiro on October 28, 2009
30. science

What is the funtion of ionizing and nonionizing radiation?

asked by need help on August 2, 2010
31. math

funtion table input output 1 1 2 2 3 4 4 9 5 25 6 7 8 9

asked by dn on December 4, 2012
32. Maths Urgent

I have worked out the gradient funtion. If dy/dx = 8x - 3x^2 , then how you show that dy/dx is postive when 0

asked by Remy on October 18, 2010
33. calculas

Differentiate the explict funtion of 9x^2 + 64y^2 = 576

asked by Sagar on March 27, 2016
34. math

what is inverse of this funtion f(x)=(1 / 3)^x? I think the answer is f-1(x)= log base 1/3 of x, but i know im wrong... please help!!! THANK YOU

asked by Priya on May 22, 2011
35. algebra

If the price from the sale of x-units is given by p=100x-x^2, the revenue funtion is given by

asked by Jaymr on May 18, 2014
36. Algebra inverse

Find the formula for the inverse of each funtion. 3.) f(x)= 2x-5 for this one I have y= (x+5)/2 is this correct? 4.) g(x)= (x+5)^3 I am stuck on this one.

asked by Shawn on November 30, 2008

describe the similarities and differences between y=x^2 and a power funtion with a even degree higher than two?

asked by balasaba on February 9, 2011
38. Math

Guess my rule? Write a funtion for the function. Input 6 7 8 9 Output 5 5.5 6 6.5

asked by Erin on August 24, 2009

describe the similarities and differences between y=x^2 and a power funtion with a even degree higher than two? please help me!!!

asked by balasaba on February 9, 2011
40. ALGEBRA

CAN SOMEONE HELP ME WITH THIS PROBLEM WHAT IS THE RANGE FOR THE FUNTION GRAPED AS SHOWN? Y=2X2+4X DON'T UNDERSTAND IT...

asked by KK on September 16, 2011
41. Algebra

Consider these equation and inequalities 2/3x=1/3x+1/4 2/3x 1\3x+1/4 Evaluate 2/3 x for x= 1/2 Evaluate 1/3x+1/4 for x= 1/2 Evaluate 2/3 x for x= 2 Evaluate 1/3x+1/4 for x=2

asked by Cheyenne on April 9, 2018
42. Algebra

Suppose f(x)=-x^2+1, and the domain of the funtion is the real numbers. Give an example fo a number that is nto in the range of f.

asked by Renee on February 11, 2009
43. computer

when hardware or software doesn't funtion properly, what are some activities to help identify common problems

asked by sara on January 18, 2011
44. math

can some one help me ... determind the equation of g(x) that results translating the funtion f(x)=x^2 +19 upward 15 units,,,, the answere im stuck is not sure g(x)=x^2+24 0r is it g(x)=(x+15)^2 +9

asked by WINSTON on March 8, 2014
45. pre calculus II

describe the domain, range,asymptotes and if the graph increase or decrease, and is this is a funtion from this equation y=5-3^x

asked by elena on September 18, 2012

that answer wasn't the one I looked for. i didn't want to be mean so i reposted it. can you please help me! THANK YOU SO MUCH !! describe the similarities and differences between y=x^2 and a power funtion with a even degree higher than two?

asked by balasaba on February 9, 2011
47. Physics

Electrons are ejected from a photoelectric cell with a maximum kinetic energy of 1.20 eV. If the incident light has a wavelength of 410nm, what is the work funtion?

asked by Marium on May 18, 2010
48. physics

Determine the buoyant force a balloon as a funtion of depth. At what depth does the buoyancy occur

asked by Rehman on March 21, 2011
49. calculus

a) Let f(z) = z^2 and γ(t) = 1 + it^3, t ∈ [0,1]. i) Write out the contour integral ∫γ f(z)dz as an integral with respect to t. You do not need to evaluate this integral. ii) Evaluate the integral ∫0,1+i z^2dz iii) What is the relationship between

asked by jack on March 5, 2016
50. maths

Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following: A)series expansion B) elemantary method please show working

asked by ryan on November 30, 2011
51. mathematics

Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following by: A)series expansion B) elemantary method please show working

asked by ryan on November 30, 2011

i need help doing this question... a quadratic funtion has these characteristics axis of symmetry: -1 x=3 is the x- int y= 32 is the maximum value determine the y int of this parabola.

asked by priya on October 22, 2010
53. maths

Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following: A)series expansion B) elemantary method please show working

asked by Rikki on November 29, 2011
54. biology

why is the heart suited to its funtion and why is the respiratory system suited to its function

asked by Anonymous on January 19, 2009
55. math 12

desribe how the graph of each funtion compares to the graph of y = l x l (absolute value) a) y = 1 2x l b) y = l 1/2x l c) 2y = l x l d) 1/2y = l x l i don't understand when it is vertical/horizontal and when it is expansion or compression

asked by Anonymous on September 15, 2008
56. math

can someone please help me with this question. Given the funtion f(x)= 3x-9 a. find the rate of change between the two stated values for x: 7 to 8 b. find the equation of a secant line containing the given points: (7,f(7)) and (8,f(8)) I think I have

57. algebra ll

find the range of the relation (-1,4),(2,5), (3,5)then determine if the relation is a funtion or not thank u

asked by natasha on August 8, 2008
58. math

a person invests \$2000 at 4% per year comoundes semi-annually for 25 years, determine how long it will take for the investment to reach \$5000, using the tvm solver in your calulator and using an exponential funtion.

asked by Dane on January 19, 2011
59. MATH URGENT

Write the calculator key sequence you would use to evaluate each expression. Then evaluate. A.) (1-3)^4/4 B.) (-2)^0+4*17^0 C.) 16-9 (2^3)+(-4)^2 Thank you and I pleeeeese explain how to do this

asked by SPIKE on January 8, 2013
60. Geography

Evaluate the threats to a sustainable China. I need to write four pages on this! I don't know how to evaluate.

asked by Anais on March 9, 2010
61. Algebra-Another question

Evaluate 4log(4)8 Possible answers are: 4 0 8 1 Where do I start-I don't have an example to follow? Please give me a direction do I evaluate log(4)8 first

asked by Jesse on November 15, 2010
62. math

what does 40-9 divided by 3x7+5=? Do you mean (40 - 9)/(3*7 + 5) ? If so then evaluate the numerator to get 40-9=31. Then evaluate the denominator to get 3*7+5=26. Then form the fraction using the two results. Was that the question?

asked by hey sry cant tell u my name! on September 13, 2006
63. mat/117

The profit (P), in dollars, for a company is modeled by the funtion P=-750x^2+15,000x, where x is the number of items produced. For which values of x will the company losr money?

asked by hope on July 13, 2014
64. math

find thedomain and range of {(7,-2), (-6,-4) (9-9,)-(5-5)}= evaluate f(x) +3x^2-4x-3at f(x-1)= evaluate f(x)= -5x+8 atf(-3)= it will be well appreciated of what how and help with these math problems plz thank you

asked by sherri on January 4, 2009
65. Math

If I have to "evaluate" the equation and the remaining answer is x^(4) + 2x^(2) + x (this was just an example) to evaluate would I factor it if I could (for any problem)?

asked by Amy on October 28, 2010
66. math

a rectangular box with a volume of 60 ft^3 fas a square base. Find a funtion that models its surface area S in terms of the length x of one side of its base

asked by lauren on November 8, 2008
67. MATH

Evaluate the indefinite integral. (Use theta for ƒÆ.) ç(8ƒÆ + cos(7ƒÆ))dƒÆ Ans: blank + C C is constant. How do I evaluate it?

asked by Jason on July 1, 2010
68. pre calc

evaluate the trigonometric function of the given quadrantal angle. tan 1440° Evaluate without using ratios in reference triangle. sec 3π/4

asked by Steven on January 4, 2012
69. algebra

evaluate -a^n when a=3 and n=2,3,4 and 5. Now evaluate (-a)^n when a=3 and n=2,3,4 and 5. Based on this sample, does it appear that -a^n=(-a)^n? If not, state the relationships, if any, between -a^n and (-a)^n. THANK YOU!!

asked by Tim on August 23, 2016
70. communications

Which would be an appropriate way to use the DECIDE tool in response to research suggesting that there are differences between the way men and women communicate? 1.Define your communication goal regardless of the differences. 2. Not evaluate the

asked by Hans on September 9, 2011
71. algebra

Need some one check my homework. Evaluate 3p/q when p=2 and q=6. Answer:1 Use < > or = for __ to write a true sentence: 0.001 __ 0.0010 Answer:< Question 3 Evaluate -3/8 - 5/8. Answer:7 Question 4 Evaluate: 84 + (-99) + 44 - (-18) - 43 = Answer:4 Question

asked by Lisa on May 29, 2014
72. Calculus

Find an equation of the line that is tangent to the graph of f and parallel to the given line. Funtion: f(x)=1/sqrt(x-1) Line: x+2y+7=0

asked by Liz on June 30, 2012

107. Evaluate: logx 16 = -2 a. 0.25 b. 4 c. -4 d. -0.25 108. Evaluate: e2 ln 3 a. 6 b. 9 c. 12 d. 18

asked by Holly on May 21, 2013
74. math (how do i solve the last part)

The functions f and g are defined by: f:x 3x-2 g:x 2x+5 Evaluate:g(-6), fg(3) g(-6)= 2(-6)+5= -7 fg(3)= 3(2x+5)-2 6x+15-2 6(3)+13 = 31 Evaluate f(x)=8, calculate the value of x

asked by Keisha on September 9, 2009

if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

asked by ramuu on September 28, 2010

if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

asked by Cindy on September 28, 2010
77. Algebra:Functions

Tell wheher each represents a funtion. Explain minutes= 60 times hours Yes, minutes is a function of time in hours. M= 608Time

asked by Amanda on April 3, 2007
78. Calculus

THe demand funtion is modeled by D(q) = 56e^-0.000012q, where q is quantity and D(q) is price. What price will yield the maximum revenue? Prove this is a maximum using as qppropriate derivative test.

asked by Janet on May 11, 2011
79. Algebra 2: Sequences and Series

I have this question and I don't understand what it's asking for. It says evaluate, is it asking for the missing term or what? The sequence 21, 23, 25, 27, 29, ..., 41 has 11 terms. Evaluate the related series. * 320 * 341 * 300 * 166 Very confused, any

asked by Skye on April 3, 2010
80. FACS - Reading Assignment Help!

7. Explain - Why is it important to evaluate the work plan? What might happen if team members fail to evaluate it? Answer - The reason why it's important to evaluate the work plan is because so that they understand what did correctly, what could be

asked by Laruen on April 22, 2012
81. AP Biology

The relatioship of structure to funtion is one of the major themes in biology. Describe the structure of enzymes and then expliain how the function (catalysis) is related to structure. Aslo discuss some factors that may affect the activity of the enzyme

asked by Kristen on September 30, 2007
82. help

Tell wheher each represents a funtion. Explain minutes= 60 times hours A math function doing something to a value like adding, subtracting, multiplying or dividing, as you have in your formula: minutes = 60 * hours. I hope this helps. Thanks for asking.

asked by sharon on April 3, 2007
83. math

which form of a quadratic funtion is easiest to use to find the maximum or minimum value of the function? satandard form factored form vertex form any form ***********

asked by Anonymous on March 22, 2019

what are similarities and differences between y=x line and a power funtion with an odd degree? i wrote that: similarties both have funtions pass through the orgin. both have one y int and one xint. both have the same ending. both have the same domain and

asked by maharani on February 8, 2011
85. Math

Evaluate the integral of (sin 2x)/(1+cos^2 x) 1. u=cosx and du=-sinx *dx 2. evaluate the integral of -1/(1+u^2)*du 3. result is -ln(1+u^2)+C Where did the sin2x dissapear too???

asked by Dave on September 13, 2017
86. Algebra

Use symbols to write the expression and then evaluate it Thirty six squared divided by six cubed The given expression symbol is? Evaluate it

asked by Tammy on September 23, 2012
87. Calculus

I am having trouble with these 2 problems. Evaluate: (1/x^9)dx Evaluate: (5x^5-4x^3+6x)dx

asked by Josh on August 26, 2011
88. algebra

Evaluate the following. 4*4-14/2+6 =15 Evaluate the following expression. 2*[1+(19+13)/4] =18 Evaluate. 50+25/5^2 = 51

asked by PLS Check on May 6, 2012
89. calculus

Evaluate h(x) for the following values of x? Consider the following function. h(x) = (tan(x)-x)/x^3 (a) Evaluate h(x) for the following values of x. (Give your answer correct to six decimal places.) x = a) 1 b) 0.5 c) 0.1 d) 0.05 e) 0.01 f) 0.005 what is

asked by Ram on September 10, 2011

If a * b = a - 3b and a # b = 2a + 3b, evaluate the expression (4 * 3) # 5. If y # y = 2x + 3y and x * y = 5x + 4y, evaluate the expression 2 # (4 * 3). Please help! Try to explain how I should solve these - don't just give me the answer. These problems

asked by confused.... on September 8, 2007

(1-7) write each function in vertex form (8-10) write each funtion in standard form? 1) Y=x^2+3x-10 2) Y=x^2-9x 3) Y=X^2+x 4) Y=x^2+5x+4 5) Y=4x^2+8x-3 6) Y=(3/4)x^2+9x 7) Y=-2x^2+2x+1 8) Y=(x-3)^2+1 9) Y=2(x-1)^2-3 10)Y=-3(x+4)^2+1

asked by Angel on April 5, 2012
92. Algebra 2

(1-7) write each function in vertex form (8-10) write each funtion in standard form? 1) Y=x^2+3x-10 2) Y=x^2-9x 3) Y=X^2+x 4) Y=x^2+5x+4 5) Y=4x^2+8x-3 6) Y=(3/4)x^2+9x 7) Y=-2x^2+2x+1 8) Y=(x-3)^2+1 9) Y=2(x-1)^2-3 10)Y=-3(x+4)^2+1

asked by Angel on April 5, 2012
93. teacher aide

A diagnosis of mental retardation means that a child a.can't read or write at a funtional level. b.needs serious learning support in mental ability and behaviour. c.has a mental age equal to his or her chronological age. d.can never funtion in normal

asked by sara on May 25, 2011
94. Calculus

1. Express the given integral as the limit of a Riemann sum but do not evaluate: integral[0 to 3]((x^3 - 6x)dx) 2.Use the Fundamental Theorem to evaluate integral[0 to 3]((x^3 - 6x)dx).(Your answer must include the antiderivative.)

asked by Ernie on May 7, 2018
95. Calculus

Evaluate the integral: 16csc(x) dx from pi/2 to pi (and determine if it is convergent or divergent). I know how to find the indefinite integral of csc(x) dx, but I do not know how to evaluate the improper integral.

asked by Sam on June 4, 2012

Simplify. 1. 5√6 - √24 A: 3√6 2. Evaluate 3y + 5xy - x for x = 4 and y = 2 A: 42 3. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 3xy + 2x + 6x^2 4. Evaluate 5^-3 A: 1/125 5. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A:

asked by Victoria on September 19, 2014
97. math 115

1. evaluate exactly square root 100- square root64 = 10- 8 = 2 is this correct? 2. evaluate the expression |-5 +3|= 2 is this correct? 3. evaluate the expression. (-6)^2 -(16/2)= (-6)^2= 36 is this correct? thank you

asked by Lea on September 6, 2009
98. equilibrium

The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.510. If a trial's absorbance is measured to be 0.250 and its initial concentration of SCN– was 0.00050 M, the

asked by Christine on April 4, 2007
99. Math

1. Evaluate the indefinite integral ([6x^2 + 12x^(3/2) +4x+9]/sqrt x)dx. Answer = + C 2. Evaluate the indefinite integral (12sin x+4tan x)dx. Answer = + C 3. Evaluate the indefinite integral. (x^7)e^(x^8)dx. Answer = + C Thank you for helping.

asked by Matt on September 19, 2011
100. maths

f(x)=x^3+px^2+qx+6 this formula can also be written in "factorised form" that is, f(x)=a(x+b)(x+c)(x+d) can someone please teach me how to change a funtion into it's factorised form? thanks the following link has some nice step-by-steps illustrations and

asked by Emma on May 18, 2007