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Prove that sin(n+1)Asin(n-1)A + cos(n+1)Acos(n-1)A
Prove that
sin(n+1)Asin(n+2)A + cos(n+1)Acos(n+2)A = cosA
1 answer
asked by
Kewal
496 views
Prove that
sin(n+1)Asin(n-1)A + cos(n+1)Acos(n-1)A = cos2A
1 answer
asked by
Kewal
1,197 views
show that the curves r=asin(è) and r=acos(è) intersect at right angles.
can you show that the derivatives for each are the
0 answers
asked by
Amy
748 views
2cos^2a*cos^2b+2sin^asin^b-1=cos2acos2b how to prove it
2 answers
asked by
A.L
386 views
Enter the expression asin(x)+15, where asin(x)is the inverse sine function.
2 answers
asked by
ashlee
4,420 views
Electrons in an oscilloscope are deflected by two mutually perpendicular electric fields in
such a way that at any time t the
0 answers
asked by
Ashik
723 views
The displacement of a block of mass 778g778g attached to a spring whose spring constant is 38N/m38N/m is given by
1 answer
asked by
kara
539 views
How do you write an equation as a sine function with four parameters— A , B , C , and D ?(1 point) Responses y=Asin(Bx−C)+D
1 answer
62 views
I am trying to get wxMaxima to give me arcsin(4/5), either in radians or degrees. I am using
a: 4/5$ b:asin(a)$ print("the angle
4 answers
asked by
Josh
1,087 views
Given that cos(3x)=acos^3(x)−bcos(x) is a trigonometric identity, what is the value of a+b
1 answer
asked by
Tony
364 views