Question

if a= -3 find the value of a squared and 3a squared

Answer 1

Answer:

a squared =9

3a squared = 27

Step-by-step explanation:

a squared = a * a, that is -3 * -3 = +9

hence a squared = 9

3a squared = 3 * a squared, that is 3 * 9 = 27

hence 3a squared = 27

Answer 2

Answer:

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