Answer:
The number 1 is not necessary when expressing powers of one. For example, you needn't write "5" as .
Step-by-step explanation:
Multiply (1.2 ⋅ 10^28) ⋅ (3 ⋅ 10^−19). Express the answer in scientific notation.
2 answers:
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Answer:
28 eggs
Step-by-step explanation:
Total no of eggs laid by a turtle = 70
Hatched eggs fraction
We need to find the eggs that did not hatch.
Hatched eggs,
Not hatched eggs = total eggs - hatched eggs
Not hatched eggs = 70 - 42
= 28
Hence, 28 eggs did not hatched.