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 8
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 20
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 5
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 2

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Questions Asked

peekaboopork:
Group Title
Find the derivative of f(x)=sqrt(x+2), and state the domain of f(x) and f'(x). What are the domains?
 updated an hour ago
 10 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Write the equation to represent the dissociation of the acid or base in aqueous solution. Show each step of dissociation for polyprotic acid…
 updated 23 days ago
 2 replies
 No Medals Yet
Mathematics

peekaboopork:
Group Title
The Ka for HCN is 6.2 x 10^10 Calculate:
a) [H3O+]
b) the pH and the % dissociation for a 0.50 mol/L HCN solution
 updated one month ago
 2 replies
 3 Medals
Mathematics

peekaboopork:
Group Title
Graph the function y=x^2/3. Directly underneath draw the function y=m(x).
a) Where is the function non differentiable?
b) What type of d…
 updated one month ago
 26 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Consider the function y= x^2  2x  2. Approximate the slope of the tangent to the graph of f(x) at point P.
 updated one month ago
 3 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Linear Momentum in Two Dimensions: Rap and Ball lab question. How do you find the resultant momentum for each trial?
 updated one month ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
Find an equation of the line that is perpendicular to the tangent to the graph of f(x)=1/x at x=2 and that intersects it at the point of tan…
 updated 2 months ago
 7 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Consider the function y=x^3. Sketch the function and its derivative function.
 updated 2 months ago
 4 replies
 2 Medals
Mathematics

peekaboopork:
Group Title
Give a geometrical interpretation of the following expressions, if s is a position function:
a. lim h>0 s(6+h)s(6)/h
b. s(9)s(2)/7
…
 updated 2 months ago
 2 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Find the values of x which each function is discontinuous.
 updated 2 months ago
 5 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Gr12 Calculus limits question. A circular oil spill on the surface of the ocean spreads outward. Find the approximate rate of change in the …
 updated 2 months ago
 1 reply
 2 Medals
Mathematics

peekaboopork:
Group Title
Gr12 Calculus question, please help.
 updated 2 months ago
 18 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
HELP PLEASE! Given energy per mole of NaOH (50mL), moles of NaOH (0.05 mol), mass of NaOH (2.01g), total mass of solution (102.01), temperat…
 updated 3 months ago
 2 replies
 2 Medals
Mathematics

peekaboopork:
Group Title
Given Vx and Vy,how do you find the tangent velocity. Example of Vx= 0.59m/s and Vy=16.17m/s
 updated 3 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
Find intersection of the lines
l1: r=(2,1,0) + t(1,1,1)
l2: r=(3,0,1) + s(2,3,1)
 updated 3 months ago
 2 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
HELP PLEASE! Given three planes, find the solution using elementary operations.
a) 2x  y + 2 = 1
b) x + y  z = 1
…
 updated 3 months ago
 2 replies
 No Medals Yet
Mathematics

peekaboopork:
Group Title
HELP PLEASE! Given three planes, find the solution using elementary operations.
1) 2x  y + 2 = 1
2) x + y  z = 1
…
 updated 3 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
How do you make a Dy vs D^2x graph when given a Dy vs Dx graph?
 updated 3 months ago
 4 replies
 No Medals Yet
Mathematics

peekaboopork:
Group Title
How do you make a Dy vs D^2x graph from a Dy vs Dx graph?
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

peekaboopork:
Group Title
Given a Dy vs Dx graph, how would I plot a Dy vs D^2x graph?
 updated 3 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
If A and B are second quadrant angles such that sinA= 2/3 and cosB=1/2, find
a) sin(A+B)
b) cos(AB)
…
 updated 3 months ago
 10 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
A(1,3), B(2,5). Draw vectors AB and BA and give vectors in component form equivalent to each of these vectors.
 updated 7 months ago
 1 reply
 1 Medal
Mathematics

peekaboopork:
Group Title
A(1,3), B(2,5) Draw vectors AB and BA and give vectors in component form equivalent to each of these vectors.
 updated 7 months ago
 5 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
Lida can kayak at 2.5 m/s in still water. A river is 150 m wide, and the current is 1 m/s.
Lida wishes to land at a point 20 m downstream …
 updated 7 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
Lida can kayak at 2.5 m/s in still water. A river is 150 m wide, and the current is 1 m/s.
Lida wishes to land at a point 20 m downstream …
 updated 7 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
The population of bacteria in a Petri dish increases by a a factor of 10 every hour. If there are initially 20 bacteria in the dish, how lon…
 updated 7 months ago
 6 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
An airplane is heading due north at 800 km/h when it encounters a wind from the northeast at 100 km/h.
a. What is the resultant velocity o…
 updated 8 months ago
 6 replies
 1 Medal
Mathematics

peekaboopork:
Group Title
An airplane is heading due north at 800 km/h when it encounters a wind from the northeast at 100 km/h.
a. What is the resultant velocity o…
 updated 8 months ago
 No Medals Yet
Mathematics

peekaboopork:
Group Title
CALCULUS HELP!! Three forces of 5N, 8N and 10N act form the corner of a rectangular solid along its three edges.
a. Calculate the magnitud…
 updated 8 months ago
 1 reply
 1 Medal
Mathematics

peekaboopork:
Group Title
CALCULUS HELP!! Three forces of 5N, 8N and 10N act form the corner of a rectangular solid along its three edges.
a. Calculate the magnitud…
 updated 8 months ago
 2 replies
 No Medals Yet
Mathematics

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