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Answer -
45
Step-by-step explanation -
Our task is to find the value of when a = -3.
So we replace 'a' with -3:
Henceforth, the answer is 45.
Answer:
when \(a = -3\), the value of \(5a^2\) is \(45\).
Explanation:
If \(a = -3\), then the value of \(5a^2\) can be calculated as follows:
\[5a^2 = 5 \times (-3)^2 = 5 \times 9 = 45.\]
So, when \(a = -3\), the value of \(5a^2\) is \(45\).
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