3x−42x−7,x≠72
3x−72x−4,x≠2
2x−74x−3,x≠34
4x−72x−4,x≠2
Correct answer is B
h:x→2−12x−3
h(x)=2(2x−3)−12x−3=4x−72x−3
Let x = h(y)
x=4y−72y−3
x(2y−3)=4y−7⟹2xy−4y=3x−7
y=3x−72x−4
h−1(x)=3x−72x−4
Given that log2y12=log5125, find the value of y...
A fair die is tossed twice. What is its smple size? ...
Given that 3x+4(x−2)(x+3)≡Px+3+Qx−2,find the value of...
The table shows the operation * on the set {x, y, z, w}. * X Y Z W X Y Z X W ...
A body is acted upon by two forces F_{1} = (5 N, 060°) and F_{2} = (10 N, 180°). Fin...
A and B are two independent events such that P(A) = \frac{2}{5} and \(P(A \cap B) = \frac{1}{15}...
Given that f: x --> x^2 - x + 1 is defined on the Set Q = { x : 0 ≤ x < 20, x...
Evaluate: ^{lim}_{x \to 1} \begin{pmatrix} \frac{1 - x}{x^2 - 3x + 2} \end {pmatrix}...