Mathrix
פורטל הלמידה במתמטיקה
x
x
1
2
3
4
5
2
3
9
16
25
Solve
2x + 3 = 11
keep both sides equal
Subtract 3
2x = 8
from each side
Divide by 2
x =
4
Standard form
y = x
2
− 5x + 6
where does it cross?
Factored
y = (x −
2
)(x −
3
)
same curve, new clothes
Roots
x =
2
, x =
3
y = 0
Trigonometry
sin θ =
0.00
θ =
0
°
Derivative
f′(x) =
0.00
f(x) =
1
3
x
3
− 3x · f′(x) = x
2
− 3
Pythagoras
a
2
+ b
2
= c
2
right triangle
With numbers
3
2
+ 4
2
= 5
2
Areas
9 + 16 =
25
the squares agree
כניסה לפורטל