subject
Mathematics, 20.04.2020 21:38 kat2177

Which of the following shows the true solution to the logarithmic equation solved below?
log2(X)+log2(x+7)= 3
log2[*(X+7)] = 3
x(x+7)=23
x2 +7x-8 = 0
(x+3)(x-1)=0
X=-8,1

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?
Answers: 2
question
Mathematics, 21.06.2019 16:00
Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles
Answers: 1
question
Mathematics, 21.06.2019 19:30
Write a function rule for the table. hours worked pay 2 $16.00 4 $32.00 6 $48.00 8 $64.00 p = 16h p = 8.00h p = h + 16 h = 8.00p
Answers: 1
question
Mathematics, 21.06.2019 20:00
Which expression is rational? 6. , square root two, square root 14, square root 49
Answers: 1
You know the right answer?
Which of the following shows the true solution to the logarithmic equation solved below?
log2(...
Questions
question
Mathematics, 01.12.2020 19:30
question
Social Studies, 01.12.2020 19:30
question
Mathematics, 01.12.2020 19:30
question
Mathematics, 01.12.2020 19:30
Questions on the website: 13722363