Calculus
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Q. For which value of a is the function f(x) = { x^2, x < 1; ax + 1, x >= 1 } continuous at x = 1?
Q. For which value of b is the function f(x) = { 2x + 1, x < 1; b, x = 1; x^2 + 1, x > 1 continuous at x = 1?
Q. For which value of b is the function f(x) = { x^2 - 1, x < 1; b, x = 1; 3x - 2, x > 1 continuous at x = 1?
Q. For which value of b is the function f(x) = { x^2 - 4, x < 2; bx + 2, x >= 2 } continuous at x = 2?
Q. For which value of b is the function f(x) = { x^3 - 3x + b, x < 1; 2x + 1, x >= 1 continuous at x = 1?
Q. For which value of c is the function f(x) = { 3x + c, x < 1; 2x^2, x >= 1 continuous at x = 1?
Q. For which value of c is the function f(x) = { x^2 - 4, x < c; 3x - 5, x >= c } continuous at x = c?
Q. For which value of c is the function f(x) = { x^2 - c, x < 1; 2x + 1, x >= 1 continuous at x = 1?
Q. For which value of c is the function f(x) = { x^2, x < c; 2x + 1, x >= c continuous at x = c?
Q. For which value of k is the function f(x) = kx^2 + 2x + 1 differentiable at x = -1?
Q. For which value of m is the function f(x) = { 3x + m, x < 1; 2, x = 1; mx + 1, x > 1 continuous at x = 1?
Q. For which value of p is the function f(x) = { x^2 + p, x < 0; 3x - 1, x >= 0 } continuous at x = 0?
Q. If f(x) = 1/(x-1), what is the point of discontinuity?
Q. If f(x) = 2x^3 - 9x^2 + 12x, find the intervals where f(x) is increasing.
Q. If f(x) = 5x^2 + 3x, what is f'(1)?
Q. If f(x) = e^(2x), what is f'(x)?
Q. If f(x) = e^x - x^2, find the x-coordinate of the local maximum.
Q. If f(x) = e^x, then f'(0) is equal to?
Q. If f(x) = e^x, what is f''(0)?
Q. If f(x) = ln(x) + x^2, then the function is increasing for:
Q. If f(x) = ln(x) for x > 0, is f differentiable at x = 1?
Q. If f(x) = ln(x), what is f'(x)?
Q. If f(x) = sin(x) + cos(x), then the critical points in the interval [0, 2π] are:
Q. If f(x) = x^2 + 2x + 1 for x < 0 and f(x) = kx + 1 for x >= 0, find k such that f is differentiable at x = 0.
Q. If f(x) = x^2 + 2x + 1, find f'(1).
Q. If f(x) = x^2 + 2x + 1, what is f'(1)?
Q. If f(x) = x^2 + 2x + 3, find f'(1).
Q. If f(x) = x^2 - 4, what is the limit of f(x) as x approaches 2?
Q. If f(x) = x^2 - 4x + 4, find f'(2).
Q. If f(x) = x^2 for x < 1 and f(x) = 2x - 1 for x ≥ 1, is f differentiable at x = 1?