Mathematics Flashcards

1
Q

What is the equation of a line in slope-intercept form?

A

y = mx + b

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2
Q

What is the equation for finding the slope of a line passing through two points (x1, y1) and (x2, y2)?

A

m = (y2 - y1) / (x2 - x1)

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3
Q

What is the quadratic formula used to solve?

A

Quadratic equations of the form ax^2 + bx + c = 0

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4
Q

What is the formula for the discriminant of a quadratic equation ax^2 + bx + c = 0?

A

Discriminant = b^2 - 4ac

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5
Q

What is the formula for finding the vertex of a parabola in standard form ax^2 + bx + c?

A

Vertex = (-b/2a, f(-b/2a))

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6
Q

What is the formula for finding the midpoint of a line segment with endpoints (x1, y1) and (x2, y2)?

A

Midpoint = ((x1 + x2) / 2, (y1 + y2) / 2)

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7
Q

What is the general form of a linear equation?

A

Ax + By = C

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8
Q

What is the formula for the distance between two points (x1, y1) and (x2, y2)?

A

Distance = sqrt((x2 - x1)^2 + (y2 - y1)^2)

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9
Q

What is the formula for the midpoint of a line segment with endpoints (x1, y1) and (x2, y2)?

A

Midpoint = ((x1 + x2) / 2, (y1 + y2) / 2)

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10
Q

What is the formula for finding the x-intercept of a line?

A

Set y = 0 and solve for x

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11
Q

What is the formula for finding the y-intercept of a line?

A

Set x = 0 and solve for y

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12
Q

What is the formula for the average rate of change of a function f(x) over the interval [a, b]?

A

Average rate of change = (f(b) - f(a)) / (b - a)

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13
Q

What is the formula for finding the equation of a circle with center (h, k) and radius r?

A

(x - h)^2 + (y - k)^2 = r^2

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14
Q

What is the formula for finding the equation of a parabola with focus (h, k + p) and directrix y = k - p?

A

(x - h)^2 = 4p(y - k)

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15
Q

What is the formula for finding the equation of a hyperbola with center (h, k), vertices (h ± a, k), and foci (h ± c, k)?

A

(x - h)^2 / a^2 - (y - k)^2 / b^2 = 1

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