Which value of a would make the following expression completely factored

X^2-a

Sixty eight students are separated into two groups. the first group is 3 times as large as the second. how many students are in each group?

If you are examining a triangle with given measurements for one leg and the hypotenuse, how will you determine the measure of the unknown leg? Explain.

2 batches for muffins were made. The smaller batch is 2/6 the size of the larger. The large batch requires 6/9 cup of water. How much water does the smaller batch need?

Ms. Malone's homeroom raised $539 for a local charity. Find the opposite of this integer.

Round each decimal to the nearest hundreth

What is the difference between slope and grade?

Howard planted a tree in his front yard six months, one week, and two days ago. If today is August 13th, what day did Howard plant the tree in his yard? A. February 4 B. February 13 C. February 20 D. February 22

Amy has 30 grams of flour. she puts 4 grams of flour in each pot of chowder that she make. she puts 5 grams of flour in each pot of potato soup that she makes. she makes 4 pots of chowder.

Two friends leave their houses at the same time and run across town towards each other. The first friend runs at a speed of 8 miles per hour. The second friend runs at a speed of 7 miles per hour. If they left at 6 p. m.

Of the three digit integers greater than 700, how many have two digits that are equal to each other and the remaining digit different from the other two? A) 90 B) 82 C) 80 D) 45 E) 36