subject
Mathematics, 03.08.2019 18:00 anthonybowie99

The power 9^2 is equivalent to 81. what is the value of 9^-2? a. -81 b. -9 c. 1/81 d. 1/9

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
What is the common difference in the following arithmetic sequence? 7,3,-1,-5
Answers: 1
question
Mathematics, 21.06.2019 17:30
Is it true or false i’m trying to pass this test so i can leave school
Answers: 2
question
Mathematics, 21.06.2019 17:40
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
question
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
You know the right answer?
The power 9^2 is equivalent to 81. what is the value of 9^-2? a. -81 b. -9 c. 1/81 d. 1/9...
Questions
Questions on the website: 13722361