Which of the following is a valid exclusion for the algebraic fraction

27 x^4-x/x^4+x^3+x

1. x≠0

2. x≠1

3. x≠1/27

4. x≠27

51% of the animals at an animal shelter are dogs. About what fraction of the animals at the shelter are dogs?

The graph of a certain quadratic function has no x-intercepts. Which of the following are possible values for the discriminant? Check all that apply. A. 25 B. - 18 C. - 4 D. 0

Jan and Wayne went to the store to buy some groceries. Jan bought 2 cans of corn beef hash and 3 cans of creamed chipped beef for $4.95. Wayne bought 3 cans of corn beef hash and 2 cans of creamed chipped beef for $5.45.

2x - y - 4 = 0 3x + y - 9 = 0

Two years of local internet service cost $685 including the installation fee of $85 what is the monthly fee?

Carlos operates a helicopter. Carlos decides to measure the rotational velocity of the helicopter blades. What would be an appropriate unit for Carlos's purpose?

You are replacing the roof on the house shown, and you want to know the total area of the roof

Since it's Wednesday, Buy for Less gives a 5% discount for purchases. The items in Rhonda's cart total $53.75. She needs to know the cost of the items with the discount. So, she multiplies 5% times $53.75 and subtracts the amount from $53.75.

55x : 11x=? solve for x

The population of a town was 5655 in 2010. The population grows at a rate of 1.4% annually. (a) Use the exponential growth model to write an equation that estimates the population t years after 2010. (a) Estimate the population of the town in 2022.