What is the 5th term of : -√2, –√8, –√18, −√32, ...
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Answer:
-√50
Step-by-step explanation:
a=-√2
d=-√2
n=5
an=a+n-1×d
an=-√2+n-1×-√2
an=-√2+4×-√2
an=-5√2 or -√50
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