Perfect square trinomial:

(a - b) 2 = (a - b) (a - b) = a2 - 2ab + b2

Find the product of (k - 9) 2 using the perfect square trinomial rule shown on the left.

The product (k - 9) 2 can also be written as.

The product is k2 - k +.

Which of the following equations is equivalent to y - 3x=4

What is the percent of discount if the cost is 2.50 and the selling price is 3.50?

What property is (7-4) (6) = 3 (6)

Find the median. 2, 20, 19, 15, 11,9,7,1 OA. 10 OB. 10.5 c. 19 D. 20

Last year at this time we had 840 employees. Since that time our staff has increased by 5%. How many employees will we have in total?

the width of a rectangle is 5 inches less than its length, and the area is 14 square inches. What are the length and width of the rectangle?

Are these correct steps for solving 9x^2=108

Write the expression as a single natural logarithm. 3 ln 3 + 4 ln b ln 96b4 ln (27 + b4) ln 36b ln 27b4

Ralph sold brownies for $ 0.63 0.63 a piece in order to earn money to buy baseball cards. If the cards cost $ 1.35 1.35 per pack, and if Ralph had no money left over after buying them, what is the least number of brownies he must have sold?

The segments shown below could form a triangle 9,4,15 true or false