Zadanie 1b
Hence find the tangent equation at x = π/2.
Determine tangent or normal gradients and equations at specified points using derivatives and line relationships.
Tę umiejętność sprawdzają 24 zadania wzorowane na arkuszach IB z lat 2022–2026.
Hence find the tangent equation at x = π/2.
Find the acute angle between the tangent at x=−3 and the x-axis.
The graph meets the vertical axis at P. Prove that the tangent at x=3 contains P.
Find the normal equation at (1,e³+2).
Find the tangent equation at x = −1.
Hence determine every slope m for which the line is tangent to the parabola.
Find the gradient of Lk in terms of k.
The smaller angle between Lk and the horizontal is π/10. Find all possible k.
The tangent at x = 1 has inclination 35° to the positive horizontal axis. Determine all possible values of a.
L1 is normal to the graph at A = (1/2, 4). Line L2 is the tangent at A. (i) Find its gradient. (ii) Hence or otherwise find its equation.
Take k=6. Show that the normal at x=−4 is the line L : y = −x/2 + 2.
Find an equation of L.
Find the equation of the normal to the curve at x=0.
The tangent to g at P is parallel to the graph of f. Find P.
The tangent to g at P is parallel to the graph of f. Find P.
Find L in the form y=ax+b.
Find (i) the tangent gradient at A; (ii) the normal gradient at A.
Write an equation of the normal at A.
Find B. You may use the normal equation y=x/2−27/2.
Find (i) the tangent gradient at A; (ii) the normal gradient at A.
Write an equation of the normal at A.
Find B. You may use the normal equation y=x/2−27/2.
The curve y = (3x + 2)ekx has a tangent at x=1 parallel to the straight line y = (7ek)x. Find the rational constant k.
Find the equation of the tangent to y=f(x) at Q.
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