Solve the problem.The national debt of a small country is $670 billion and the population is 2,604,000. What is the amount of debt per person? Express the answer in scientific notation.
A. $25.70
B. $2.57 × 105
C. $2.57
D. $2.57 × 106
Answer: B
Mathematics
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A. 23.8 m B. 24.8 m C. 32.4 m D. 16.2 m
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What does the circuit symbol in the figure mean?
?
?
A. AND-gate B. Switch C. Light D. NOT-gate E. Battery
Mathematics
Factor the polynomial as the difference of two squares or state that it is irreducible.16x4 - 25
A. (4x2 + 5)(4x2 - 5) B. (16x2 + 1)(x2 - 25) C. (4x2 - 5)2 D. (4x2 + 5)2
Mathematics