Mathematics

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earned this badge 20 times.
Why is $\sqrt{\sin^2 x} = |\sin x|$?
Awarded Nov 20, 2023 at 14:21
Why a linear numerator for fractions with irreducible denominators?
Awarded Oct 22, 2022 at 22:35
Why is it assumed that these angles are 90 degrees?
Awarded Oct 12, 2022 at 15:34
Foci of ellipse and distance c from center question?
Awarded Sep 16, 2020 at 6:25
Geometric and algebraic definitions of the dot product , proof of equivalence?
Awarded Dec 12, 2019 at 23:00
Why multiplying powers of prime factors of a number yields number of total divisors?
Awarded Aug 14, 2019 at 8:20
Find the term that contains $b^8$ in the expansion of $(a+b^2)^{12}$
Awarded Sep 16, 2018 at 15:40
For what values of $r$ does the function $y = e^{rx}$ satisfy the differential equation $y'' − 4y' + y = 0$?
Awarded Aug 30, 2018 at 1:45
($\cos^4x$)($\sin^2x$) in terms of first power of cosine
Awarded May 9, 2018 at 1:18
Integral $\int x^7\cos x^4 dx$
Awarded Feb 27, 2018 at 11:52
Help understanding polar coordinates and conversion between polar and rectangular
Awarded Aug 9, 2017 at 0:36
Writing expressions in terms of only sine
Awarded May 12, 2017 at 4:11
Maximum volume of an open box with a square base?
Awarded Oct 14, 2016 at 16:52
How many different ways can these letters be arranged?
Awarded Apr 17, 2016 at 10:58
Integration being the opposite of differentiation?
Awarded Feb 17, 2016 at 8:46
Prove by induction that (5^(n))-1 is divisible by 4 for all natural numbers n.
Awarded Dec 15, 2015 at 17:23
Why do you have to begin with the largest angle or side when using law of cosines
Awarded Sep 28, 2015 at 17:39
Most important things to be proficient in before Calculus 1?
Awarded Aug 27, 2015 at 2:54
Irreducible quadratic factors; partial fraction decomposition.
Awarded Mar 11, 2015 at 16:45
How to solve inequalities with absolute values on both sides?
Awarded Sep 20, 2014 at 19:25

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