Question

(a-b)^2 = ?
if u ans I will mark as brainlist​

Answer 1

Answer:

Step-by-step explanation:

There are two types of energy: renewable and non-renewable. Non-renewable energy includes coal, gas and oil. ... They are made by burning fossil fuels to create energy. Renewable energy includes solar, hydro and wind energy. Wind energy is made when the wind moves the blades on a wind turbine.

Answer 2

Answer:

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$\tt \: (a - b) ^{2} = {a}^{2} + {b}^{2} - 2ab$