Solve the equation. Express irrational answers in exact form and as a decimal rounded to 3 decimal places.ln x + ln (x + 4) = 1

A.  ? 2.326
B.  ? 0.592
C.  ? -4.592
D. -4 +  ? 1.184


Answer: B

Mathematics

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Solve the equation .  Restrict your attention to the horizontal span of 0 to 10. Round your answer to two decimal places if necessary. ?

A. 3.09 B. 1.62 C. 1.69 D. 3.47

Mathematics

Solve the quadratic equation by completing the square.x2 + 10x + 15 = 0

A. {5 - , 5 + }
B. {-10 + }
C. {-5 - , -5 + }
D. {5 + }

Mathematics

Find the circumference of the circle with the given radius or diameter.r = 92.9 cm

A. 292 cm B. 583.7 cm C. 584 cm D. 27,110 cm

Mathematics

Simplify the expression. Assume that all variables are positive and write your answer in radical notation. ? 

A.
B.
C.
D.

Mathematics