Answer:
Exact Form: Root 5
Decimal Form: 2.23606797...
Step-by-step explanation:
Multiply the numerator and denominator by the conjugate.
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-0.4
Answer:945
1000000 times larger
2x10^2 is 200.
2x10^8 is 200000000
2x10^8 is 1000000 times larger that 2x10^2
nearest integer 27 by 4