Maths

Question 1

3/X =

Answer 1

3X(to the -1)

Question 2

X to the power of 0

Answer 2

1

Question 3

Sin /cos =

Answer 3

Tan

Question 4

Square root of X

Answer 4

X to the half

Question 5

Cos graph periodic

Answer 5

180-answer or add 360

Same for sin graph

Question 6

Tab graph periodic

Answer 6

Add 180

Question 7

Normal is

Answer 7

Perpendicular to tangent

Question 8

F(x) + a

Answer 8

Vertical shift up by a

Question 9

F(x +a )

Answer 9

Horizontal shift left by a

Question 10

Af(x)

Answer 10

Vertical stretch , y value multiplied by a

Question 11

F(ax)

Answer 11

Horizontal compression by factor a

Question 12

-f(x)

Answer 12

Horizontal compression by factor a

Question 13

F(-x)

Answer 13

Is a reflection in the y axis

Question 14

Y= mx +c

Answer 14

C is the y intercept

Question 15

Absolute value

Answer 15

Distance from 0 so it can’t be negative

Question 16

What is sqaure root of -9

Answer 16

3i

Question 17

PAttern if I

Answer 17

I 0= 1
I 1= i 
I 2 = -1
I 3 = -I
And the pattern repeats

Question 18

Right isosceles triangle

Answer 18

Half a square shortest sides are always equal , to get from short to long side x square root 2

Question 19

Remainder theorem

Answer 19

If f(a) = k , k is the remainder when f(x) is divided by (X-a)

Question 20

Scaline triangle

Answer 20

Half an equIlateral , short side opposite 30 degrees , long side opposite 90 degrees , to go from short to long you x2 , to go from long to short divide by 2 , short to medium x sqaure root 3 ,

Question 21

Pythagorean triples

Answer 21

3,4,5
24,7,25
5,12,13
8,15,17

Question 22

Pythagoras in 3D

Answer 22

Longest diagonal in 3D of cuboid measuring 1,2,3

Would be sqaure root of 1 squared , 2sqaured and 3 squares

Question 23

Sum of interior angles of polygon and exterior

Answer 23

Exterior =360

Interior = n-2 x180

Question 24

Quadrants

Answer 24

All ( everything if first quadrant is positive ) , Students ( sin positive in 2nd quadrant , Take (tan positive in 3rd quadrant , Calculus ( cos positive in 4 quadrant

Question 25

To convert from degrees to Ariana

Answer 25

Divide by 180 then multiply by pie

To convert from radians to degrees , x180 divided by pie

Question 26

Cos / sin

Answer 26

1/tan