kwarwick0915
19.07.2020 •
Mathematics
Determine the product of (4.2 × 10–1) ⋅ (5.7 × 10–1). Write your answer in scientific notation. Question 7 options: A) 239.4 × 10–1 B) 2.394 × 10–1 C) 23.94 × 10–1 D) 239.4 × 10–2
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Ответ:
Its B
Step-by-step explanation:
B is the proper answer in scientific notation and scientific notation is only one decimal placed
The most common form of scientific notation inserts a decimal point after the first significant digit
Ответ:
$120
Step-by-step explanation:
2/3 of 18 pizzas is 6. 6+6=12
so 12 x 10=120