Tonks
 Name:
 Brian Tonks
 School:
 The Sharon Academy
 About:
 I have taught by tutoring since I was little. Now I'm big and I still do it! And Yes, I am sad that J.K.Rowling killed off my family.
Most Active Subjects

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0 
Questions Answered

mjra93:
Group Title
PRETTY PLEASE HELP ME !!!
Initiallly the ice cream's temperature is 0 degrees celsius. Six minutes later, it has warmed up to 8 degrees ce…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

SPrezzy:
Group Title
picture attached, please help!
 updated one year ago
 6 replies
 1 Medal
Mathematics

devanshgaur:
Group Title
GIVING MEDAL
find the sum of n terms of follwing
2/3 + 8/9 + 26/27 + 80/81+.... n terms
…
 updated one year ago
 3 replies
 1 Medal
Mathematics

alyssajobug:
Group Title
I need help, no rush but if you could thatd be great!
…
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

trantom:
Group Title
Can someone explain to me complex exponents? Like, infinity Thanks
…
 updated one year ago
 10 replies
 1 Medal
Mathematics

elaornelas:
Group Title
evaluate the integral
 updated one year ago
 39 replies
 5 Medals
Mathematics

abbiewinter:
Group Title
Help?!
Katie has a pair of earrings in the shape of congruent triangles. The measure of angle ABC is equal to the measure of angle DEF. Wh…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Bluxar:
Group Title
I'm getting confused with these Inverse Trig Functions:
sin^1(1/2)
…
 updated one year ago
 1 reply
 1 Medal
Mathematics

elaornelas:
Group Title
Area under the curve
 updated one year ago
 6 replies
 1 Medal
Mathematics

kayleereed21:
Group Title
HELP, I NEED TO LEARN HOW TO DO THE WORK TOO(: PLEASE  Two bullets have masses of 3.0 g and 6.0 g, respectively. Both are fired with a spee…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

texmix:
Group Title
how do i find the pointslope form of these order pairs (2,5) (3,6)?
 updated one year ago
 38 replies
 2 Medals
Mathematics

Gladys_zarate:
Group Title
Martha makes punch by mixing one 2liter bottle of soda with a halfgallon container of ice cream. If she wants to make punch for a large re…
 updated one year ago
 3 replies
 1 Medal
Mathematics

carol93:
Group Title
how to sketch the level surface function f(x,y)=x^2+y^2+z^2 for k=1
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

abbiewinter:
Group Title
HELP ME PLEASE :(
In △JKL, KM is an altitude.
What is the length, in units, of JK?
 updated one year ago
 30 replies
 No Medals Yet
Mathematics

portela24:
Group Title
California Sea Otters are currently listed as 'threatened' on the Endangered Species List, which affords them special protections to help th…
 updated one year ago
 16 replies
 1 Medal
Mathematics

whatchalookinat:
Group Title
Is dx the same as delta x? Also, can someone define what a differential is (e.g. dx or dy)?
 updated one year ago
 11 replies
 1 Medal
Mathematics

AustinPrado:
Group Title
Find dy/dx by implicit differentiation. 7y sin(x^2) = 9x sin(y^2)
 updated one year ago
 23 replies
 1 Medal
Mathematics

dw3:
Group Title
Find F'(x) if:
 updated one year ago
 5 replies
 1 Medal
Mathematics

cherrygirl:
Group Title
ln(2x) – ln(x – 3) = 1
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Tonks:
Group Title
Does anyone have a simple counter example showing why dy/dx cannot be treated as a ratio?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

dwong:
Group Title
Need help with Exam 3  Problem 3a)
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

Tonks:
Group Title
Calc Help...
What is the worst that can happen if I treat dy/dx as a fraction?
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

notamathwiz:
Group Title
bh+j=t solve for h
is tj/b…
 updated one year ago
 6 replies
 1 Medal
Mathematics

angelarios:
Group Title
find indefinite integral of x^2 + 1/(3x)^2
please help!!!!
 updated one year ago
 10 replies
 1 Medal
Mathematics

Tonks:
Group Title
Calculus help!
Why can't dy/dx be treated as a fraction? I can't find a counter example to why, please help.
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

johnny101:
Group Title
How do I solve this? Help please! "Suppose that a function f(x) is defined for all x in [1, 1]. Can anything be said about the existence of…
 updated one year ago
 9 replies
 1 Medal
Mathematics

Tonks:
Group Title
How do you prove cos(2x) = ... using the unit circle?
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

Tonks:
Group Title
A group of n 3x3x3 cubes are disassembled and then by adding in one more cubic unit, are reassembled to form a single mxmxm cube. How many …
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

nasryn:
Group Title
A ladder 13 meters long rests on horizontal ground and leans against a vertical wall. The foot of the ladder is pulled away from the wall at…
 updated 2 years ago
 22 replies
 1 Medal
Mathematics

marasofia1616:
Group Title
f(x) =  2 cot 3x please someone help me find the domain and range of this functions
 updated 2 years ago
 14 replies
 No Medals Yet
Mathematics
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