Explanation

The mode of a series of numbers is the number that appears in the series the most frequently. In this case it's 7.

What is \(4.7 \times {5^3}\) ?

\(\frac{10 !}{7 !}\) is equal to:

Evaluate the expression \(5a + 2b \times (3a - {b^2})\) , if a = –1 and b = 2.