Enter the Matrix
What's our Vector, Victor?
Show Us a Sine
Trust the System
Riddles me This
100
The size of the matrix, denoted by rows and columns.

What is the order of a matrix/dimensions of a matrix?

100

A line segment that has both length and a direction (but not set starting position)

What is a vector?

100

The length from one crest to the midline of a sinusoidal function.

What is amplitude?

100

No, this isn't a form of dodgeball. It's a method of solving a system of linear equations.

What is elimination?

100

A farmer has 16 sheep. In a tragic vicious vulture attack, all but 13 die. How many sheep does he have left?

13.

200

Played by Keanu Reeves, he took the red pill and "knows kung fu".

Who is Neo?

200
Any quantity that has a magnitude but no direction.

What is a scalar?

200

In physics and math, it's one full rotation of an object. It also describes geological eras, and is found twice in this answer.

What is the period?

200

Like a temporary teacher, one form of algebraically solving a system of equations

What is substitution?

200

It takes an orchestra with 30 musicians to play Beethoven's 5th in 30 minutes. How long will it take 60 musicians?

Still 30 minutes, it'll just be a lot louder.

300

Used to know if a matrix inverse exists and to calculate the inverse. Takes the form of ad-bc in 2D.

What is the determinant?

300

When you smoosh together two gummy candies, or a way to multiply vectors.

What is the dot product?
300

The initialism used to remember what the trigonometric functions do.

What is SOHCAHTOA?

300

The point of intersection of two lines, three planes, four 3D solids, etc.

What is a solution?

300

When can I add 6 to 11 and get 5?

11PM + 6 hours = 5AM

(Hours use base 12 or 24, minutes and seconds use base 60, unlike our math which is base 10! Based)

400

When you flip the rows and columns of a matrix, or when you play the same music in a different key.

What is the transpose?
400

The movie the category title comes from.

What is Airplane?

400

The amount of times the period occurs in 2*pi degrees (a.k.a the b value or 2*pi/period)

What is the frequency?

400

e.g:

What is "no solutions"?

400

When Andrew was 2 years old, his brother was half his age. Andrew is now 50. How old is his brother?

49.

500

This actor portrayed a revolutionary captain in The Matrix, named after the Greek god of sleep (but not a vampire).

Who is Laurence Fishburne?

500

Denoted by an "x", the other kind of vector multiplication which gives you a line perpendicular to both vectors.

What is the cross product?

500

The alternate name/s for the inverse trigonometric functions?

What is arcsine, arccosine, arctangent?

500

A property of a system of equations which leads to infinite solutions.

What is linear dependence?

500

2+2 = 2*2. Find 3 different positive integers whose sum equals their product (aka a+b+c = a*b*c; it's as easy as that).

1, 2, 3.

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