88,628 results, page 17

1. ### Improving vocabulary

Chapter 11 sentence check 1 and 2 and final check "a cruel tear"?
2. ### math133

) Solve algebraically and check your potential solutions: sqrtx+2+0 Answer: Show your work here: 3) The volume of a cube is given by V = s3, where s is the length of a side. Find the length of a side of a cube if the volume is 800 cm3. Round the answer to three decimal places...

Can you please check my answer? Marcia wants to make muffins and needs 3/4 cup of a cup of sugar. She discovers, however,that she has only 2/3 of a cup of sugar. How much more sugar does she need? my answer: 1/12 of a cup
4. ### Nutrition of the young child

Jamie loves all vegetables, all fresh and dried fruits, and milk. However,he refuses to eat dairy products and meats. Which of the following nutrients is he probably lacking? A.Iron B.Calcium C.Vitamin A D. Vitamin C I pick A as my answer Can someone check my answer.
5. ### Derivatives

Can you help me find the derivative of these problems...Every time I try doing these I don't get the right answer. All of these are fractions; (x)/(2+x)= (x^2+3)/(x^3-2)= (2π)/(x^2-x)= These are not fractions; (3x^3/2 tanx)= (3x^1/2 sinx)= (4secx tanx)= (x^2 cotx)= (x^1/2...
6. ### Algebra

solve x+21/x+3<2 x+21/x+3 - 2(x+3)/x+3 <0 x+21-2(x-3)/x+3<0 x+21-2x-6/x+3<0 answer 15-x/x-3<0(is this right?) For Further Reading Algebra - Anonymous, Thursday, April 3, 2008 at 5:07pm You are close. They want you to find the values of x so that the equation the...
7. ### Math

How to check 4=-2(4.5p+25) so the answers both check out and equal each other?
8. ### math

There are 160 patients. 3 of 4 patient gets BP check, how many of them need check?
9. ### French

Can you check this to make sure it sounds right. Directions: Your own responses (check if they sound right) Part 1 1. Tu fais un voyage en train? Tu vas où? Answer: Oui, je vais en voyage à Saint Augustin en Florida. 2. Tu arrives à la gare en avance? Answer: J'arrive à la...
10. ### French

Could you check these thanks Directions: Answer as indicated, using the pronoun en. Part 1 1. Tu as de l'aspirine? Answer: Oui, j'en ai. 2. Tu as du sirop? Answer: Non, je n'en ai pas. 3. Tu as des médicatments? Answer: Non, je n'en ai pas. 4. Tu as de la pénicilline? Answer...

Please check these over and see if any are incorrect? 1. The units of speed are: a) m/s ---> my answer b) m/s^2 and direction c) N d) m/s and direction 2. Which of Newton's Laws says you cannot touch anything without being touched? a) 4th b) 2nd c) 1st d) 3rd ---> my ...
12. ### Please Check My Math Work

a^2 - 2ab - 15b^2 This is what I got: (a-5b)(a+3b) Correct! x^4+2x^3-4x^2-5x-6 DIVIDED BY x^2+x-2 My answer: x^2+x-3 remainder of -12\x^2+x-2
13. ### Algebra II

Could you please check my answer? Given the functions f and g, perform the indicated operations. 3. f(x)=4x - 9 g(x)7x-3 Find f-g I got -3x-12
14. ### College Algebra

Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10
15. ### Math Algebra check

Which of the following quadratic equations has -4 and 3/4 as the solutions? a.)x^2+(13/4x)-3 b.)x^2+(30/7x)-(25/7) c.)x^2+(30/7x)+(25/7) d.)x^2-(13/4x)+3 I substituted the values and I have the answer as (a.)
16. ### math

Can someone please check my answers? Thank you! 1. is (-8,-9) a solution of 2x+4y=12 No 2. Solve using the multiplication principle. -1/2x=-9/10 answer: 9/5
17. ### MATH

i WANTED TO CHECK MY WORK THE QUESTION IS DIVIDE 4 1/5 BY 14 AND WRITE ITS SIMPLLET FORM...I THOUGHT THE ANSWER WAS 58 4/5
18. ### math

i WANTED TO CHECK MY WORK THE QUESTION IS DIVIDE 4 1/5 BY 14 AND WRITE ITS SIMPLLET FORM...I THOUGHT THE ANSWER WAS 10/3
19. ### For MathMate

Hi! So i posted a question yesterday and I worked on but before i submit my answer do you think you can check my answers? 1. 7x+3y= pi 4x-6y= pi^2 2. 2x+3y= 0 4x+6y= 0 2 3. x+3y=1 4x+ 6y= 1 4. x+y=5 x+2y=10 5. 2x-3y=5 4x-6y=10 1.U 2.N 3.N 4.U 5.I
20. ### algebra

can someone please check my answer to this problem? solve for indicated letter. n=m+d, for m the solution is m= (n+d)/m is this correct?

Find the midpoint of the line segment having the given endpoints. ( 2, 6) and ( 7, 3) M 9/2,9/2
22. ### Algebra

Could someone check this for me please? The equation is 2/x+3 = 4/x+7, and I think the answer is x=1, I just need help showing the steps of how to get there if anyone knows? Many thanks for any help
23. ### math

can someone check my answer on this one? rewrite with rational exponents: (sqrt5mn)^9 i got: 5^9/2m^9/2n^9/2 is this correct?
24. ### Algebra

Evaluate log36(1/6) I believe the answer is -.5 but I just wanted to check to make sure I was doing this correctly. Thank you!
25. ### Science 7R - Hw Qs. Check Q3 (plzzzz read!!!!)

3. Most of our blood vessels are Answer - capillaries? am i correct?
26. ### algebra

Can someone please check my answer? Rearrange (cp-yd)/(pd)=p+y to make d the subject OK, I did cp-yd=pd(p+y) cp=pd(p+y)+yd cp=p^d+pdy+yd factoring out the d cp=d(p^2+py+y) cp/(p^2+py+y)=d
27. ### Geometry

Check please? The path of the launching of a space shuttle can be described best as a Answer: Ray?
28. ### Math

Use the method of elimination to solve the following system of equations. You must check your answer: 1)x/2 + y/5 = 1/2 2) 3x - y = -8
29. ### Science 8R - HW Qs. Check

How long does it take the earth to rotate on its axis? my answer - 365 days right????

What is the slope of the line that passes through the points (–2, 5) and (1, 11)? A. -6 B. -2 C. 2 D. 1/2 ----I think its this one...

2.B 2.The sum of two integers is ____ positive. A.always B.sometimes C.never
32. ### geometry

Find the missing value to the nearest hundredth sin ___=18/27 56.31 48.19**** 41.81 33.69 Please check my answer
33. ### Algebra 2 Answer Check

Write an equation in slope-intercept form for the line. 1. Perpendicular to 5x + 2y = 8 and through (5,3). A: y = -1/5x + 4?
34. ### Math

which of the following can represent the measure of the three angle in an acute triangle? A. 59, 61,62 B. 30, 25, 125 C. 56,72,52** D. 90, 45, 45 Check my answer
35. ### Mathematics

The slope of the line that goes through(-3,-5) and (-3,-6) is? Positive •• Negative Zero Undefind Check my answer
36. ### dressmaking

EXAMINATION 04202500 ALTERATIONS AND FITTING I NEED TO CHECK 5 ANSWER, (1) The shoulder seam of the garment with a set-in sleeve is usually located so that it is (A) easily seen in a straight back view, (b) clearly visible in a straight front view.(C)in line with the underarm ...

1/3p + 7 = 12 - 2/3p what does P equal first check how Avril did it on her question then check mine

can you please check my answers to the questions i realy need to check them if they right or wrong
39. ### Math

Hi there! How would I check if I got the area of a trapezoid correct? Is there a way to check my work? Thank you.
40. ### Calculus

Find the value or values of c that satisfy (f(b)-f(a))/(b-a) =f'(c)for the function f(x)=x^2+3x+3 on the interval [-2,1]. I can't seem to get -1/2, the answer given. [((1)^2+3(1)+3)-((-2)^2+3(-2)+3)]/[1+2] =2
41. ### pre-calculus

find the cube roots of -216 answer in polar form and complex
42. ### Calculus

Use algebraic manipulations to evaluate lim x->infinity for the function. f(x)=x^2+4/x+3 Is the answer 1 or interdemediate?
43. ### Pre-calculus

Find the first three iterates of the function f(x)=x^2-2, if the intial value is -2. z(0)=-2 z(1)=(-2)^2-2 or 4-2=2 z(2)=(2)^2-2 or 4-2=2 z(3)=(2)^2-2 or 4-2=2 Answer: z(1)=2, z(2)=2, z(3)=2
44. ### calculus

sin(tan^-1(-7/3)) How do i evaluate this? answer has to be exact with no decimals.. calculators not allowed either..
45. ### calculus

For the function f(x) = 1 + sin(x) find f(2). Leave your answer rounded to tenths. Assume x is in radians
46. ### Calculus

Solve for x: lnx^3 - 2lnx = 1 Please try and show how you got the answer best as you can thank you :)
47. ### calculus

is the answer to find an equation of the curve that passes through the point (1,1) and whose slope at (x,y) is y^2/x^3 is y=2x^2-1
48. ### Calculus

Find the equation of the tangent to the curve x^2+y^2=25 at (-3,4). I'm really confused on how to get the answer, someone please help
49. ### calculus(differentian)

x=(6-2y²)/(1+y) differentiate with respect to y I saw this in a question here but..I don't get how the person go that answer.
50. ### math-calculus

value of |7|-|-6|+|-cubicroot-64| i got 25 after doing whole thing but real answer be 5, i not get how to get that.
51. ### math-calculus

value of |7|-|-6|+|-cubicroot-64| i got 25 after doing whole thing but real answer be 5, i not get how to get that.
52. ### calculus test corrections. 1 question

Which is true for the graph of x^2-9/x^2-4 the answer is vertical asymptotes at x = ±2 but i don't understand why.
53. ### Calculus

Find the absolute maximum & minimum of the function f (x)=e^x for any closed interval [a,b] Justify your answer.
54. ### Calculus

Find the first and second derivative for f(x) = x^2 - 9 / X^2 -4 please show me how you got the answer for both
55. ### Calculus Help

Find the derivative of the following function showing your work and fully simplifying your answer. f(x)=(8x-3)^5/(6x+7)^12 Thank you!!!
56. ### Calculus

1.a)Determine dy/dx if y= sqrt[(3x^2+2)^3] For this question, I got 9/2x(3x^2+2)^1/2 as my answer. b)State any values of x for which the function is not differentiable
57. ### calculus

Find the interval [a, b] on which the function f(x) = 2 x3+3 x2−12 x+3 is decreasing. Enter your answer as: [a, b] for some constants a, b.
58. ### calculus, help!

Evaluate the definite integral: int_{1}^{e^9} \frac{dx}{x \sqrt{\ln x}} = i gt my answer as 1^(e^9) but it's saying it's wrong
59. ### Calculus Chain rule

y = (6x^2-6)^4/x I would appreciate it more if work was shown. Thank you (I have the answer but want to know how to do it)
60. ### Calculus

Use implicit differentiation to differentiate y=x^(8/37), by writing it as y^37=x^8. Express your answer only in terms of x.
61. ### Calculus

Which of the following is the general solution of the differential equation dy/dx = 2x/y? y2 = x2 + C y2 = 2x2 + C <- my answer y2 = 4x2 + C x2 − y2 = C
62. ### Calculus

Find the specific solution of the differential equation dy/dx = 4y/x^2 with condition y(−4) = e. y= -1 - 4/x <- my answer y=-1*e^(1/x) y=e^(-4/x) None of these

Decide whether the following problem can be solved using precalculus, or whether calculus is required. If the problem can be solved using precalculus, solve it. If the problem seems to require calculus, explain your reasoning and use a graphical or numerical approach to ...
64. ### Alegrba

Please check my answers. Also, can I see some graphs of y-axis symmetry, orgin of symmetry, or neither? Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither. f(x) = 4x^2 - x^3 -My answer: orgin of symmetry f(x) = 5 - x^4 -My answer: ...
65. ### Science 8R - Homework Qs. Check

If an object has mass of 70.5g and a volume of 64 cm(3), what is its Density? Will it sink or float and why? Answer - The Density of this object is 4512g/cm(3). It will sink because the amount of grams is a lot. Is the answer correct and good???? I multiplied 70.5 and 64 in ...

Please help me by checking the following answers for me. 3. A student is attempting to solve the equation below for the variable x. Which of the statements below best applies to the mathematical work shown? Given √(4x-6)=12, I square both sides, so (√4x)^2-6=&#...
67. ### EnglishCheck

CHECK PLEASE 1. (Points: 2) The bank will not (lend, loan) money for home repairs. b. loan Save Answer 2. (Points: 2) My allergies sometimes cause me to (loose, lose) my voice. b. lose Save Answer 3. (Points: 2) Please leave the report on the desk, and either John or (myself, ...
68. ### algebra

Solve the given equations: 1. |2x-5|= 29 Answer: x=17 or is it........ x=-12 2. 5(x+3)-2x = -21 Answer: x=-12 3. 3x+3(1-x)= x-17 Answer: x=20 4. 2[1-3(x+2)] = -x Answer: x= -2 Factor Completely: 1. x^2-12x+20 Answer: (x-2)(x-10) 2. x^2-x-20 Answer: (x-5)(x+4) 3. x^2-49 Answer...
69. ### psy

<22{3[2(08)]}> Surveys show that people who use calorie information to decide which foods to eat consume on average 100 calories less than they would if they didn’t check calorie information before eating. Strangely though, people who use calorie information in this ...
70. ### Math

40,50,60,70,80,90,100,110,120,130 according to the box and whisker plot shows above what are the following: 1.the median? 2.the 25th percentile? 3.the value of the third quartile? 4.the minimum value? 5.the maximum value? My answer 1.85 2.40 3.112.5 4.40 5.130 Can you check my...

The population of a bacteria in a Petri dish doubles every 16 hours. The population of the bacteria is initially 500 organisms. How long will it take for the population of the bacteria to reach 800? Round your answer to the nearest tenth of an hour. 8.7 h 10.8 h 11.1 h 12.6 h...

Determine the zeros of the function 7x^2 + 9x = 0 answers were: {-9/7} {-9/7,0} {o,9/7} {9/7} I think the answer is {-9/7,0} but I'm not positive when I worked it-If this is wrong please steer me into the correct calcs because then I don't what I'm doing wrong 2.Solution to ...

98. ### Safety of the young child

Which of the following statements encourages appropriate use of playground equipment? A. "I told you not to go down the slide head first'. b."You can't ride your bike in the grass because you're ruining it." c."Jumping off the monkey bars is against the rules!" D.Throw the ...
99. ### Math

I need someone to check my answer, can someone please help me? Here is the problem: Business and finance. In a bottling company, a machine can fill a 2-liter (L)bottle in 0.5 second (s) and move the next bottle into place in 0.1 s. How many2-L bottles can be filled by the ...
100. ### calculus help work

a force of 1250 pounds compresses a spring 5 inches from its natural length. find the work done in compressing the spring 8 additional inches. f=kd 1250=k5 k=250 then what do i do. i have to do this the calculus way, not the physics way. by using integrals the answer choices ...