• Cheapest place to rent a car in Costa Rica by LIR?

    Cheapest place to rent a car in Costa Rica by LIR?
    Cheapest place to rent a car in Costa Rica by LIR?
    3 answers · Costa Rica · 6 years ago
  • How do you find the derivative of the square root of (3x-5) and find an equation of the tangent line at (2,1)?

    find derivative of y=sqrt of (3x-5) equation of tangent line at (2,1)
    find derivative of y=sqrt of (3x-5) equation of tangent line at (2,1)
    4 answers · Mathematics · 8 years ago
  • Calculus Chain problem...please help!?

    y=sqrt of 8+3x its asking for u=g(x) which = 8+3x. I cannot figure out what y=f(u) =??? I was able to find the derivative which = 3/2sqrt of 8+3x. Please help me find what f(u) is. Thank you!
    y=sqrt of 8+3x its asking for u=g(x) which = 8+3x. I cannot figure out what y=f(u) =??? I was able to find the derivative which = 3/2sqrt of 8+3x. Please help me find what f(u) is. Thank you!
    1 answer · Mathematics · 8 years ago
  • How can I write an ionic equation?

    Ionic equation? CaCl2 (aq) + 2AgNO3------> 2AgCl(s)+Ca(NO3)2(aq)
    Ionic equation? CaCl2 (aq) + 2AgNO3------> 2AgCl(s)+Ca(NO3)2(aq)
    4 answers · Chemistry · 8 years ago
  • How do I differentiate this problem f(x)=(3/4 x)^5?

    How do I differentiate this problem f(x)=(3/4 x)^5
    How do I differentiate this problem f(x)=(3/4 x)^5
    4 answers · Mathematics · 8 years ago
  • How do I evaluate this limit?

    lim as xapproaches 1 of (2+3x/4+7x^2+4x^4)^3
    lim as xapproaches 1 of (2+3x/4+7x^2+4x^4)^3
    3 answers · Mathematics · 8 years ago
  • How do i find the instantaneous velocity for y=42t-16t^2 when t=2?

    How do I find instantaneous velocity for y=42t-16t^2 when t=2?
    How do I find instantaneous velocity for y=42t-16t^2 when t=2?
    4 answers · Mathematics · 8 years ago
  • Find an expression for the function whose graph is the line segment joining the points (2, -5) and (6, 9). (As?

    Find an expression for the function whose graph is the line segment joining the points (2, -5) and (6, 9). (Assume that these points are in the form (x, f(x)).)
    Find an expression for the function whose graph is the line segment joining the points (2, -5) and (6, 9). (Assume that these points are in the form (x, f(x)).)
    1 answer · Homework Help · 8 years ago
  • How do you solve this composition f(x)=x^2-5 g(x)=2x-1 when asking for g o g?

    f(x)=x^2-5 g(x)=2x-1 when asking for g o g ?
    f(x)=x^2-5 g(x)=2x-1 when asking for g o g ?
    1 answer · Mathematics · 8 years ago
  • Statistics- find the expected number?

    Statistics- find the expected number? A carnival game offers a $100 cash prize for anyone who can break a balloon by throwing a dart at it. It cost $5 to play, and youre willing to spend $20 to win. You estimate that you have about 10% chance of hitting the balloon on any throw. a) create a probability model for this carnival b) Find the expexted... show more
    Statistics- find the expected number? A carnival game offers a $100 cash prize for anyone who can break a balloon by throwing a dart at it. It cost $5 to play, and youre willing to spend $20 to win. You estimate that you have about 10% chance of hitting the balloon on any throw. a) create a probability model for this carnival b) Find the expexted number of darts you'll throw. c) Find the expected winnings.
    2 answers · Homework Help · 8 years ago
  • Stats- explanatory variable and response variable?

    Stats- explanatory variable and response variable? which is which? scuba diving- depth, water pressure scuba diving- depth, visibility all elementary-school students- weight, score on a reading test.
    Stats- explanatory variable and response variable? which is which? scuba diving- depth, water pressure scuba diving- depth, visibility all elementary-school students- weight, score on a reading test.
    2 answers · Mathematics · 9 years ago
  • Stats- explanatory variable and response variable?

    Stats- explanatory variable and response variable? which is which? t shirts at a store- price each, number sold scuba diving- depth, water pressure scuba diving- depth, visibility all elementary-school students- weight, score on a reading test.
    Stats- explanatory variable and response variable? which is which? t shirts at a store- price each, number sold scuba diving- depth, water pressure scuba diving- depth, visibility all elementary-school students- weight, score on a reading test.
    1 answer · Mathematics · 9 years ago
  • Whats is the activation energy for the reaction?

    For a given reaction, the rate constant triples when the temperature is increased from 32 C to 71 C. Whats is the activation energy for the reaction? Please explain
    For a given reaction, the rate constant triples when the temperature is increased from 32 C to 71 C. Whats is the activation energy for the reaction? Please explain
    1 answer · Chemistry · 9 years ago
  • Find the initial volume and error?

    Need to prepare a 150mL of 0.0010M solution of Fe(III). You obtain a 250+_0.1mL volumetric flask and a 10.0+_0.1 pipette. If the concetration of the stock solution is 0.0080 +_0.0001M, how much of this solution do you need to measure to prepare the final solution? assume you filled the flask with distilled water to the mark etched in the glass.... show more
    Need to prepare a 150mL of 0.0010M solution of Fe(III). You obtain a 250+_0.1mL volumetric flask and a 10.0+_0.1 pipette. If the concetration of the stock solution is 0.0080 +_0.0001M, how much of this solution do you need to measure to prepare the final solution? assume you filled the flask with distilled water to the mark etched in the glass. Include a determination of the erron in the initial volume. Please provide every helpful detail. THANK YOU !
    2 answers · Chemistry · 9 years ago
  • Help with chemistry error determination?

    I have to find the final concentration C1V1=C2V2 (0.500+_ 0.003M)(10.0+_0.1mL)=C2(100.00+_0.008mL) Solving this I get C2=0.05 How do I find the error? I figured this much out [(0.003/0.500)+(0.1/10.0)+(0.08/100.00)] x 0.05=0.00084 I think I figured out the error. How much significan figures do I need? How will my final answer look like? is... show more
    I have to find the final concentration C1V1=C2V2 (0.500+_ 0.003M)(10.0+_0.1mL)=C2(100.00+_0.008mL) Solving this I get C2=0.05 How do I find the error? I figured this much out [(0.003/0.500)+(0.1/10.0)+(0.08/100.00)] x 0.05=0.00084 I think I figured out the error. How much significan figures do I need? How will my final answer look like? is it 0.050+_ 0.001 ? Please help and provide any helpful detail . Thank you
    1 answer · Chemistry · 9 years ago
  • Chemistry please help?

    A 2.89g sample of osimium oxide, OsxOy, contains 2.16g osmium. What is the value of x and y, respectively? Please explain.
    A 2.89g sample of osimium oxide, OsxOy, contains 2.16g osmium. What is the value of x and y, respectively? Please explain.
    1 answer · Chemistry · 9 years ago
  • Stoichiometry chemistry question ?

    A 100gram sampl eof a compound with the formula unit ZO3 decomposes to form 79.30g of element Z. If the relative atomic mass of O is 16.00, what is the relative atomic mass of Z?
    A 100gram sampl eof a compound with the formula unit ZO3 decomposes to form 79.30g of element Z. If the relative atomic mass of O is 16.00, what is the relative atomic mass of Z?
    1 answer · Chemistry · 9 years ago
  • What is the bond order?

    Bond order for O-O bond in ozone O (sub 3) ? a. 1 b. 1.5 c. 2 Please explain how you got the answer
    Bond order for O-O bond in ozone O (sub 3) ? a. 1 b. 1.5 c. 2 Please explain how you got the answer
    1 answer · Chemistry · 9 years ago
  • Chemistry question on transition metals?

    Which ionic compound wouldn't be expected to be colored in aqueaous solution? Please explain why. CuCl CuCl (sub 2) CoCl (sub 2)
    Which ionic compound wouldn't be expected to be colored in aqueaous solution? Please explain why. CuCl CuCl (sub 2) CoCl (sub 2)
    1 answer · Chemistry · 9 years ago
  • Help with physics problem ?

    A 12.0 kg shell is launched at an angle of 55.0 degrees above the horizontal with an initial speed of 150 m/s. When it is at its highest point, the shell exploded into two fragments, one three times heavier than the other. The two fragments reach the ground at the same time. Assume that air resistance can be ignored. If the heavier fragment lands... show more
    A 12.0 kg shell is launched at an angle of 55.0 degrees above the horizontal with an initial speed of 150 m/s. When it is at its highest point, the shell exploded into two fragments, one three times heavier than the other. The two fragments reach the ground at the same time. Assume that air resistance can be ignored. If the heavier fragment lands back at the same point from which the shell was launched, where will the lighter fragment land? Please explain
    1 answer · Physics · 9 years ago