Write the phrase as an algebraic expression. Let x represent the unknown number.five subtracted from a number
A. 5 ÷ x
B. 5 - x
C. 5 + x
D. x - 5
Answer: D
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Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimate exact
A. Estimate: 13.7; exact: 13.7722 B. Estimate: 13.6; exact: 13.7722 C. Estimate: 13.6; exact: 13.6821 D. Estimate: 13.7; exact: 13.7821
Consider the series
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.
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Find the values of x for which the series converges.
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Find the sum of the series where it is convergent
What will be an ideal response?
Use a scientific calculator to approximate the common logarithm. Round to four decimal places.log 196
A. 2.2945 B. 5.2781 C. 2.2923 D. 2.2900
Factor the trinomial completely.x5 + 2x4 - 15x3
A. x3(x - 5)(x + 3) B. x3(x + 5)(x - 3) C. (x4 + 5x3)(x - 3) D. (x2 - 5)(x3 + 3)