6 Answered Questions for the topic Proving

11/03/21

How to prove jk=e^j-k using functions and perpendicular tangents
The graphs of the functions f(x)=e^kx and g(x) = e^-jx have tangents which are perpendicular to each other when x=1. Prove hat jk=e^j-k.I tried doing this question and thought i was doing well... more
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01/16/21

Proving / Properties of Chords and SSS
A.Given: In circle A, radius AB bisects chord CD at point E.Prove AB is perpendicular to CDB.Using circle A, prove that AF=AG, given that BC is congruent to ED.
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02/12/19

Prove: triangle ABC is congruent to triangle DCB of the given is "angle 1 is congruent to angle 2, line segment AB is parallel to line segment DC
A___________________________B | | | | | | | ... more
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Proving Calculus Integral

11/02/18

Integral Calculus Really need help
Let n ∈ N. prove that integral (from 0 to pi/2) [sinn(x)/sinn(x)+cosn(x)]dx = pi/4please i really need help this is the only question i can't answer..
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10/29/18

NO ONE CAN ANSWER INTEGRAL
Let n ∈ N. prove that integral (from 0 to pi/2) [(sinnx)/(sinnx+cosnx)]dx = pi/4
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10/27/18

Proving. By integration
If F(x) = integral (from 1 to x) [f(t)]dt , where f(t) = integral (from 1 to t^2) [(sqrt1+u^2)/u]du, find F"(2)
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