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Simplify the expression: $(1+2)^2$

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Powers with negative bases

Full solution

Q. Simplify the expression:

(1+2)^2

Evaluate Expression: Evaluate the expression inside the parentheses. $\newline$ $1 + 2 = 3$
Apply Exponent: Apply the exponent to the result from Step $1$ . $\newline$ $(3)^2 = 3 \times 3$
Calculate Square: Calculate the square of $3$ . $\newline$ $3 \times 3 = 9$

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