Powers
7^2
49
√25
x+x
x squared
Antek bought a car which cost $75. Antek paid with $100 bill. How much he got exchange?
$25
20% of 200?
40
18^2
324
√64
8
18 - x = 3
x = 15
If Leo have $20 how much donuts can he buy ($5 each donuts)
4
What do we call this sign ?
√
Radical
8^3
512
3√64
4
(x-2)(2x+5)
x=5
Hugo sold his sister for $211. Will he have enough money to buy car for $210 ?
Yes
How to say 6^5 ?
six to fifth power
14^3
2744
4√10000
100
20=2x-2x
0x=20
Jacob bought house for $21. Then sold it for $35. Can he now buy two houses for the price of $21?
No
4x^2+9x-5 = ?
9^3 + 7^3 = ?
1072
5√243
3
48+x=21x-8x=14
2,8
Wiktor has $51. Tymek has $63. Can they buy car which cost $91?
Yes
2x^2+5x-3=?
0