2 years ago

Help D: log3 x^6 =12 find x

1 answer:

8 0

$\log_ab=c\iff a^c=b\qquad(*)\\\\\log_ab^c=c\cdot\log_ab\qquad(**)\\\\---------------------\\\\\log_3x^6=12\qquad\text{use}\ (**)\\\\6\log_3x=12\qquad\text{divide both sides by 6}\\\\\log_3x=2\qquad\text{Use}\ (*)\\\\3^2=x\to\boxed{x=9}$

You might be interested in

Mr. Loureiro simplified the expression 3x + 5(3x + 6) as 18x + 6. Is he

IrinaK [193]

Answer:

He was incorrect

Step-by-step explanation:

3x+5(3x+6)

multiply whats inside the parenthesis by whats outside

3x+15+30

he forgot to multiply 6x5 too.

8 0

3 years ago

3 divided by what equals -8.16

antiseptic1488 [7]

-2.72
Hope that helped
Do you know criminal minds?

8 0

2 years ago

A sales clerk sold 3 times as many T-shirts as hats last week. The number of belts she sold was 15 more than 1/4 the number of h

artcher [175]

Answer:

777 fewer belts

Step-by-step explanation:

288/4 = 72

72 + 15 = 87

288*3 = 864

864 - 87 = 777

5 0

2 years ago

A jar contains 0.75 liter of blackberry juice and 0.60 liter of blueberry juice. Patrick poured 0.25 liter of guava juice into t

Elza [17]

Answer:

Part A: (0.75 + .25 + .60) - .20 = 1.40

Part B : Addition and subtraction ¯\(°_o)/¯

First parentheses ¯\(°_o)/¯

Then subtract

¯\(°_o)/¯

4 0

2 years ago

7. The graph of part of linear function g is shown on the grid. Which inequality best represents the domain of the part shown?

PSYCHO15rus [73]

Answer:

Step-by-step explanation:

Domain means the change in x.

so the domain will be which values of x the fn goes through.

you can see the black line goes from -9 to 2 in x values.

the -9 isn't filled in, but the 2 is. filled in means it will be with an equals instead of without.

so x is between -9 and 2, 2 is with equals -9 is without,

so the first one.

3 0

2 years ago