Question:
Find the modulus of each of the following:
$(7+24 i)$
Solution:
Given: $z=(7+24 i)$
Now, we have to find the modulus of $(7+24 \mathrm{i})$
So, $|z|=|7+24 i|=\sqrt{(7)^{2}+(24)^{2}}=\sqrt{49+576}=\sqrt{625}=25$
Hence, the modulus of (7 + 24i) is 25
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