Explanation

The square root of x is the number that, when multiplied by itself, equals x. In this case, \(6 \times 6 = 36 \)so 6 is the square root of 36.

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.