1) diket f(x)=2x−13, g^(−1) (x)=((x+4)/5) dan h^(−1) (x)=5x+7
nilai (f o ( g o h ))^(−1) (3)=...?
2)diket f(x)^(−1) =4x+5, g(x)=((x+4)/5) dan h^(−1) (x)=x−7
nilai ( f o g o h )^(−1) (−2)=....??
3) jika diket invers dari fungsi f adalah f^(−1) (x)=3x^2 +2
dan invers dari fungsi g adalah g^(−1) (x)=(√(x+1))
× ≥−1 maka ( g o f )^(−1) (x)=....?
4) jika f(x)=2x−3 dan g(x)=(1/(3x+1)) utk x≠−(1/3)
maka (g o f)^(−1) (x−(1/2))=....?
sebelumnya saya ucapkan banyak terima kasih...
In a circle PQRST center O, PQRS is a
cyclic quadrilateral and T is on the circle.
QS is a diameter and angle QOR is 86°
if PTQ is 28° . Find the angles of the
quadrilateral PQRS.
(Q.1) cos 4A=1−8cos^2 A + 8cos^2 A
(Q.2) ((sec8 A −1)/(sec4 A −1)) = ((tan 8A)/(tan 2A))
(Q.3) tanA+tan(60^0 +A)+tan(120^0
+4) = 3tan 3A
(Q.4) sinA sin (60^0 −A) sin(60^0 +A)
= (1/4)sin3A