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Mathematics 2 ESO – Unit 3 POWERS AND ROOTS Page 39 – Activity 52

Read the text and answer:

a) What are n2 and 52?

b) Click on step 2, “in depth”, and read the text.

What is the opposite operation of subtraction?

What are the inverse operations of division and squaring?

Why is 10 the square root of 100?

c) Click on step 3, “Examples”, and read the text. It shows the perfect squares up to number 100 and shows how to calculate squares.

You can choose the explanation in ESObook or the explanation on the math.com website.