All Tasks
Write number as a power
How can you write the number $250$ as a power?
# Powers of integer exponent
Modeling
8
Exponential inequality
For which values of $x$ is it true that:
$(\frac{1}{2})^{x+9}>4$.
It uses only the properties of the powers.
# Powers of non-negative rational basis
# Exponential properties
Modeling
13
Algebraic expression with powers
Solve the following expression:
$4^7 ∶ 4^5 + 3^2 \cdot 6^2 ∶ 6^2 + 12^4: 12^3 − (5^4)^3 ∶ 5^{10} $
# Powers of integer exponent
Training
8
Multiplication with a number
What is the result if you multiply the fraction $\frac{2}{3}$ with the number 5?
# Fractions
Learning
6
It’s time to eat!
There is a pizza composed by eight slices. Vanessa is hungry and decides to eat five slices. How much pizza is left? Write it in a fraction.
# Fractions
Modeling
6
Derivative of e
In the picture you can see the function $f(x)=e^x$.
Think about the derivative and imagine drawing it. What is true?
# Exponential function
# Derivation of functions
Reasoning
11