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4 votes
Solve for x.

a. log (x+3) + log x = 1

2 Answers

3 votes

Answer:

x = 2

Explanation:

x + 3 > 0

x > -3


x > 0


log [x(x+3)]= log 10

log (x² + 3x) = log 10

x² + 3x = 10

x² + 3x - 10 = 0

(x+5)(x-2) = 0

x = -5 (not acceptable)

x = 2

User Daniel Duan
by
8.3k points
3 votes

Answer:

Explanation:

log=(x+3)

x=1

(1+3)=4

log=4

User Dmytro Krasnikov
by
8.1k points

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