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Level 0: Continuity & Differentiability (Foundation Drill)
Student Name: ____________________________________ Class: 12 Subject: Mathematics
Section 1: Limits & Continuity Basics
1.
What is the mathematical notation for the Left Hand Limit (LHL) at $x = a$?
2.
What is the mathematical notation for the Right Hand Limit (RHL) at $x = a$?
3.
For a limit to exist at $x = a$, the LHL must be equal to ________.
4.
Complete the condition for continuity at $x = a$: $\text{LHL} = \text{RHL} = $ ________.
5.
Evaluate: $\lim_{x \to 3} (2x + 1)$.
6.
Evaluate: $\lim_{x \to 0} \sin x$.
7.
Evaluate: $\lim_{x \to 1} (x^2 - 1)$.
8.
True or False: A constant function $f(x) = 5$ is continuous everywhere.
9.
True or False: Every polynomial function is continuous for all real numbers.
10.
At which specific point is $f(x) = \frac{1}{x}$ discontinuous?
Section 2: Basic Differentiation Formulas (Memory Drill)
11.
What is the derivative of any constant number (like $7$ or $\pi$)?
12.
Write the Power Rule: $\frac{d}{dx}(x^n) = $ ________.
13.
Find the derivative of $y = x$.
14.
Find the derivative of $y = x^2$.
15.
Find the derivative of $y = x^5$.
16.
Find the derivative of $y = \sqrt{x}$ (i.e., $x^{1/2}$).
17.
Find the derivative of $y = \frac{1}{x}$ (i.e., $x^{-1}$).
18.
$\frac{d}{dx}(\sin x) = $ ________.
19.
$\frac{d}{dx}(\cos x) = $ ________.
20.
$\frac{d}{dx}(\tan x) = $ ________.
21.
$\frac{d}{dx}(\cot x) = $ ________.
22.
$\frac{d}{dx}(\sec x) = $ ________.
23.
$\frac{d}{dx}(\text{cosec } x) = $ ________.
24.
Find the derivative of $y = 3x^4$.
25.
Find the derivative of $y = x^2 + \sin x$.
26.
Find the derivative of $y = 5x - 2$.
Section 3: Product, Quotient & Basic Chain Rules
27.
Complete the Product Rule: $\frac{d}{dx}(u \cdot v) = u \cdot \frac{dv}{dx} + $ ________.
28.
Complete the Quotient Rule denominator: $\frac{d}{dx}\left(\frac{u}{v}\right) = \frac{v \cdot u' - u \cdot v'}{\text{?}}$.
29.
Complete the Chain Rule: $\frac{dy}{dx} = \frac{dy}{dt} \times $ ________.
30.
Apply Chain Rule: Find $\frac{d}{dx}(\sin(2x))$.
31.
Apply Chain Rule: Find $\frac{d}{dx}(\cos(3x))$.
32.
Apply Chain Rule: Find $\frac{d}{dx}(e^{5x})$.
33.
Apply Chain Rule: Find $\frac{d}{dx}(2x+1)^2$.
34.
Apply Chain Rule: Find $\frac{d}{dx}(\tan(4x))$.
35.
Apply Product Rule: Find the derivative of $x \cdot e^x$.
36.
Apply Product Rule: Find the derivative of $x \cdot \sin x$.
37.
Apply Quotient Rule setup: If $y = \frac{x}{\sin x}$, what is $u$ and what is $v$?
Section 4: Implicit & Inverse Trigonometric Derivatives
38.
What is the derivative of $y$ with respect to $x$?
39.
Using the chain rule, what is the derivative of $y^2$ with respect to $x$?
40.
Using the chain rule, what is the derivative of $\sin y$ with respect to $x$?
41.
If $x + y = 10$, find $\frac{dy}{dx}$.
42.
If $2x + 3y = \sin x$, find $\frac{dy}{dx}$.
43.
$\frac{d}{dx}(\sin^{-1}x) = $ ________.
44.
$\frac{d}{dx}(\cos^{-1}x) = $ ________.
45.
$\frac{d}{dx}(\tan^{-1}x) = $ ________.
46.
$\frac{d}{dx}(\cot^{-1}x) = $ ________.
47.
$\frac{d}{dx}(\sec^{-1}x) = $ ________.
48.
$\frac{d}{dx}(\text{cosec}^{-1}x) = $ ________.
Section 5: Exponential & Logarithmic Differentiation
49.
$\frac{d}{dx}(e^x) = $ ________.
50.
$\frac{d}{dx}(\log_e x) = $ ________.
51.
$\frac{d}{dx}(a^x) = $ ________.
52.
Find the derivative of $e^{-x}$.
53.
Find the derivative of $2^x$.
54.
Find the derivative of $\log(2x)$.
55.
Log Property: $\log(a \cdot b) = $ ________.
56.
Log Property: $\log\left(\frac{a}{b}\right) = $ ________.
57.
Log Property: $\log(m^n) = $ ________.
58.
To differentiate $x^x$, what is the very first step?
Section 6: Parametric & Second Order Derivatives
59.
If $x = f(t)$ and $y = g(t)$, complete the formula: $\frac{dy}{dx} = \frac{\text{?}}{\frac{dx}{dt}}$.
60.
If $x = 2t$, find $\frac{dx}{dt}$.
61.
If $y = 3t^2$, find $\frac{dy}{dt}$.
62.
Using the values from Q60 and Q61, find $\frac{dy}{dx}$.
63.
If $y = f(x)$, what symbol is used for the "Second Order Derivative"?
64.
If $y = x^2$, what is $\frac{dy}{dx}$?
65.
Continuing from Q64, what is the second derivative $\frac{d^2y}{dx^2}$?
66.
If $y = x^3$, find $\frac{d^2y}{dx^2}$.
67.
If $y = 5x$, find $\frac{d^2y}{dx^2}$.
68.
If $y = e^x$, find $\frac{d^2y}{dx^2}$.
Section 7: Mean Value Theorems Basics
69.
For Rolle's Theorem, the function must be continuous on the ________ interval $[a, b]$.
70.
For Rolle's Theorem, the function must be differentiable on the ________ interval $(a, b)$.
71.
What is the third condition required for Rolle's Theorem regarding $f(a)$ and $f(b)$?
72.
If Rolle's Theorem holds, then there exists at least one point $c$ such that $f'(c) = $ ________.
73.
Does Lagrange's Mean Value Theorem (LMVT) require $f(a) = f(b)$?
74.
If LMVT holds, then $f'(c) = \frac{f(b) - f(a)}{\text{?}}$.
75.
Geometrically, $f'(c)=0$ in Rolle's Theorem means the tangent is parallel to the ________ axis.