Question

An airplane makes a 990 km flight with a tailwind and returns, flying into the same wind.

score 1.8k · Answer 1 · 2026-04-13 10:21:46

1.8k

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An airplane makes a 990 km flight with a tailwind and returns, flying into the same wind.

Published on 13 Apr 2026 - 10:21

score 26.4k · Answer 2 · 2026-04-14 00:47:27

26.4k

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Relation between positive definite matrix and strictly convex quadratic form

Published on 14 Apr 2026 - 0:47

score 626 · Answer 3 · 2026-04-17 13:58:58

626

Views

Solve $5a^2 - 4ab - b^2 + 9 = 0$, $ - 21a^2 - 10ab + 40a - b^2 + 8b - 12 = 0$

Published on 17 Apr 2026 - 13:58

score 136 · Answer 4 · 2026-04-17 00:43:01

136

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Find the number of values of $a$?

Published on 17 Apr 2026 - 0:43

score 1.8k · Answer 5 · 2026-04-12 13:52:17

1.8k

Views

How do you find the vertex of a (Bézier) quadratic curve?

Published on 12 Apr 2026 - 13:52

score 105 · Answer 6 · 2026-04-13 19:20:22

105

Views

Finding the fixed point

Published on 13 Apr 2026 - 19:20

score 66 · Answer 7 · 2026-04-11 07:11:37

66

Views

When is the given function positive

Published on 11 Apr 2026 - 7:11

score 102 · Answer 8 · 2026-04-14 11:02:05

102

Views

Finding the symmetry axis of $f(x) = 2x^2 + 8x + 5$

Published on 14 Apr 2026 - 11:02

score 287 · Answer 9 · 2026-04-17 04:43:29

287

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Show $x^2 +xy-y^2 = 0$ is only true when $x$ & $y$ are zero.

Published on 17 Apr 2026 - 4:43

score 1.7k · Answer 10 · 2026-04-13 12:27:57

1.7k

Views

Right Triangle Hypotenuse in a right triangle (Quadratic Equation)

Published on 13 Apr 2026 - 12:27

score 231 · Answer 11 · 2026-04-13 04:04:14

231

Views

Identifying Quadratic equations from collected information

Published on 13 Apr 2026 - 4:04

score 564 · Answer 12 · 2026-04-11 14:02:50

564

Views

What is the Logic to be used for Solving this Problem?

Published on 11 Apr 2026 - 14:02

score 143 · Answer 13 · 2026-04-14 00:10:28

143

Views

Factorising a quadratic equation

Published on 14 Apr 2026 - 0:10

score 3.5k · Answer 14 · 2026-04-16 14:38:29

3.5k

Views

Finding coefficients of quadratic given one tangent and point on the curve

Published on 16 Apr 2026 - 14:38

score 1.3k · Answer 15 · 2026-04-12 15:14:10

1.3k

Views

Relationship Between Roots and Coefficients of a Quadratic

Published on 12 Apr 2026 - 15:14

List Question

An airplane makes a 990 km flight with a tailwind and returns, flying into the same wind.

Relation between positive definite matrix and strictly convex quadratic form

Solve $5a^2 - 4ab - b^2 + 9 = 0$, $ - 21a^2 - 10ab + 40a - b^2 + 8b - 12 = 0$

Find the number of values of $a$?

How do you find the vertex of a (Bézier) quadratic curve?

Finding the fixed point

When is the given function positive

Finding the symmetry axis of $f(x) = 2x^2 + 8x + 5$

Show $x^2 +xy-y^2 = 0$ is only true when $x$ & $y$ are zero.

Right Triangle Hypotenuse in a right triangle (Quadratic Equation)

Identifying Quadratic equations from collected information

What is the Logic to be used for Solving this Problem?

Factorising a quadratic equation

Finding coefficients of quadratic given one tangent and point on the curve

Relationship Between Roots and Coefficients of a Quadratic

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