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what is the inverse of f(x)=5-3x?
what is the domain of y=logbx?
what is the domain of the function f(x)=2^(x+2)
how do i write y=2x^2+4x-3 in the form of y=a(x-h)^2+k
A ladder with its foot in the street makes an angle of 30 degrees with the street when its top rests on a building on one side of the street and makes an angle of 40 degrees with the street when its to rests on a building on the other side of the street.If the ladder is 50 feet long,how wide is the street?
prove that 4sin^3a.cos3a+4cos^3a.sin3a = 3sin4a
(1+sin2a + cos2a)^2 = 4 cos^2a(1+ sin2a)
prove that sin^3a + cos^3a/sina + cos a = 1-1/2 sin2a
Find the point on the terminal side of theta= -3pi/4 that has an x coordinate of -1. Can you please show me how you solved it as well, not just the answer :).
prove that sina.cos2a = 1/4 sin4a.sec a
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