Three Problems Are Worked Below

question 57

Multiple Choice

Three problems are worked below. Choose the answer that properly describes the correct use of significant digits
I. 0.34
II. 14.3
III. 14.21 +14.2×2.0×134 14.5 28.6 1.90×10³

• A) I and II are correct, III is incorrect
• B) I and III are correct, II is incorrect
• C) II and III are correct, I is incorrect
• D) all three are correct
• E) none of these

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Definitions:

First-Degree

Refers to the mildest form of burn affecting only the outer layer of skin, causing redness and pain.

Slight Sunburn

Mild overexposure of the skin to ultraviolet light from the sun, causing redness and discomfort but usually healing without serious consequences.

Venous Thrombosis

The formation of a blood clot within a vein, which restricts blood flow and can lead to swelling and pain, potentially causing serious health problems if dislodged.

Increased Immunity

An enhanced state of the immune system's ability to fight off pathogens and diseases.