et45
Name:
Andrew McLaughlin
School:
Elk Grove High School
About:
"Musics makes the world go round. And for me, if it wasnt around right now, i wouldnt be around right now. Music. Is. Everthing. To me. Thats all i can say.... Some people believe in God, I believe in music. Some people pray, I turn up the radio"
Most Active Subjects
Questions Asked 0
Questions Answered 1
Medals Received 0
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Questions Answered 0
Medals Received 0
Questions Asked 32
Questions Answered 44
Medals Received 20
Questions Asked 0
Questions Answered 1
Medals Received 0
Questions Asked 2
Questions Answered 0
Medals Received 0
Questions Asked 32
Questions Answered 44
Medals Received 20
0
Questions Asked
et45:
Group Title
Solve: [0,π]
sinx-sinxcosx=0
updated 2 years ago
15 replies
2 Medals
Mathematics
et45:
Group Title
Find the amplitude, period, and phase shift: show work please:
ƒ(x)= 5sin(2x-π)
updated 2 years ago
5 replies
1 Medal
Mathematics
et45:
Group Title
equation of the line that passes through (6, -4) and has an undefined slope
updated 2 years ago
3 replies
2 Medals
Mathematics
et45:
Group Title
what is the equation for a line that passes through the point (6,-1) and is perpendicular to the line y + 2x = 5
updated 2 years ago
13 replies
2 Medals
Mathematics
et45:
Group Title
Solve the equation for 0≤x<2π
» 2sin²2x=1
updated 2 years ago
1 reply
10 Medals
Mathematics
et45:
Group Title
how do you factor this??
1-(2sin²α) + (sin^4(α))
updated 2 years ago
1 reply
1 Medal
Mathematics
et45:
Group Title
Verify the identity:
ln|1+cscθ|+ln|1−cosθ|=2ln|sinθ|
updated 2 years ago
5 replies
1 Medal
Mathematics
et45:
Group Title
\[\frac{1+\csc \theta}{\sec \theta} -\cot \theta = \cos \theta\]
updated 2 years ago
29 replies
3 Medals
Mathematics
et45:
Group Title
Verify the identity, I'll attack a doc in a sec.. …
updated 2 years ago
1 reply
No Medals Yet
Mathematics
et45:
Group Title
Verify the identity:
1-(sin²ß/(1-cos²ß))= -cosß
updated 2 years ago
38 replies
3 Medals
Mathematics
et45:
Group Title
Simplify: (the dashed line is the fraction bar)
-sin[(π/)-x]
-----------…
updated 2 years ago
9 replies
1 Medal
Mathematics
et45:
Group Title
Can someone help me with what Interval Notation is?
updated 3 years ago
No Medals Yet
Mathematics
et45:
Group Title
A gun is fired horizontally at the center of a target's bull's eye. If the target is located 100m away and the bullet is traveling 500 m/s, …
updated 3 years ago
10 replies
1 Medal
Mathematics
et45:
Group Title
A gun is fired horizontally at the center of a target's bull's eye. If the target is located 100m away and the bullet is traveling 500 m/s, …
updated 3 years ago
2 replies
No Medals Yet
Mathematics
et45:
Group Title
A gun is fired horizontally at the center of a target's bull's eye. If the target is located 100m away and the bullet is traveling 500 m/s, …
updated 3 years ago
4 replies
1 Medal
Mathematics
et45:
Group Title
A hot Wheel is rolled off a table 85 cm tall and lands 75 cm from the edge or the table. How fast was the Hot Wheel racing?
updated 3 years ago
2 replies
1 Medal
Mathematics
et45:
Group Title
How do you find the arctan 4/3 ? (Without a calculator)
updated 3 years ago
32 replies
5 Medals
Mathematics
et45:
Group Title
Find the exact answer without a calculator and explain please:
sin(arctan 4/3)
updated 3 years ago
5 replies
2 Medals
Mathematics
et45:
Group Title
Determine the amount that should be invested at 5% compound quarterly to produce $12,000 at the end of 8 years.
updated 3 years ago
8 replies
1 Medal
Mathematics
et45:
Group Title
What is the equation to find a Compounded quarterly rate?
updated 3 years ago
9 replies
1 Medal
Mathematics
et45:
Group Title
Find the time required for a $1000 investment to (a) double at the interest intreats rate of 0.085, compounded continuously, and (b) triple…
updated 3 years ago
6 replies
1 Medal
Mathematics
et45:
Group Title
solve for x:
Equation below
updated 3 years ago
8 replies
2 Medals
Mathematics
et45:
Group Title
simplify:
(0.6x)^7
updated 3 years ago
3 replies
1 Medal
Mathematics
et45:
Group Title
Solve for x (I'll post the equation below)
updated 3 years ago
6 replies
2 Medals
Mathematics
et45:
Group Title
Write the logarithm below as a sum, difference, and/or constant multiply.
updated 3 years ago
5 replies
1 Medal
Mathematics
et45:
Group Title
Sue's foot exerts a force of 66 N to the North and Jenny's foot exerts a force of 88 N to the East. What is the magnitude and direction of …
updated 3 years ago
1 reply
1 Medal
Mathematics
et45:
Group Title
Change to a logarithmic equation: (I'll post it in just a sec)
updated 3 years ago
5 replies
1 Medal
Mathematics
et45:
Group Title
Exponential to Logarithmic form
updated 3 years ago
7 replies
2 Medals
Mathematics
et45:
Group Title
whats the formula to change a Logarithm to an exponential equation?
updated 3 years ago
3 replies
2 Medals
Mathematics
et45:
Group Title
Find the Difference Quotient of f(x)= (x^2) + 5x
updated 3 years ago
2 replies
No Medals Yet
Mathematics
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