Change the mixed number to an improper fraction.3

A.
B.
C.
D.


Answer: D

Mathematics

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Perform the indicated operation without the use of a calculator and express each answer in scientific notation.(9,000,000) × (70,000)

A. 6.3 × 1024 B. 6.3 × 1011 C. 6.3 × 1010 D. 6.3 × 102

Mathematics

Write the word statement as an equation. Use x to represent the unknown number. Do not solve.The product of 3 and the difference of a number and 7 is the same as the sum of the number and 40.

A. 3x - 7 = x + 40 B. 3(7 - x) = x + 40 C. 7 - 3x = x + 40 D. 3(x - 7) = x + 40

Mathematics

Provide an appropriate response.Use the Binomial Theorem to write the first three terms in the expansion and simplify: (x + 3y2)9.

A. x9 + 27x8y2 + 324x7y4  B. x9 + 27x8y2 + 648x7y4  C. x9 + 30x8y2 + 648x7y4  D. x9 + 30x8y2 + 324x7y4 

Mathematics

For the measured quantity, state the set of of numbers that is most appropriate to describe it. Choose from the natural numbers, integers, or rational numbers.Shoe sizes

A. Integers B. Rational numbers C. Natural numbers

Mathematics