The polynomial is a difference of perfect squares. use the formula a2 – b2 = (a + b)(a – b) to factor completely. 81x2 – 49 the value of a is . the value of b is . the product of the prime factors is .

Arandom sample of 240 park users were asked if they go to the park more often on weekdays or on the weekend. the results are shown in the table. weekdays weekend male 50 10 female 150 30 based on the data in the table, select correct or incorrect for each statement. correct incorrect the males go to the park more often on the weekend. the females go to the park more often on weekdays. for the participants in the survey, gender affects which days of the week a person goes to the park.

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation