Question

Q5. Find the cube of (x+3) .​

Answer 1

Step-by-step explanation:

(x+3)³ :

According to the formula : (a+b)³ = a³ + 3a²b + 3ab² + b³

: (x+3)³ = x³ + 9x² + 27x + 27

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Answer 2

Answer:

${(x + 3)}^{3} \\ = {x}^{3} + 3 \times {x}^{2} \times 3 + 3 \times x \times {3}^{2} + {3}^{3} \\ = {x}^{3} + 9 {x}^{2} + 27x + 27 \\ ∴ This \: is \: your \: answer.$

This is your answer.As we know (a+b)³=a³+3a²b+3ab²+b³