What is the correct formula for calculating a 3 x 3 determinant?

a) abc+def+ghi-adg-beh-cfi

b) adg+beh+cfh-abc-beh-cfi

c) aei+bfg+cdh-gec-hfa-idb

7.2 = 0.8y XD XD XD XD XD XD lol

Travis is using pieces of wood that are 8.5 feet long to frame a garage. He has a total of 161.5 feet of wood. 8.5x = 161.5 How many 8.5-foot long pieces of wood does Travis have?

How do you solve (6,-7) (3,-5)

0.456=-0.3 (7n-31.2) what is the variable?

In triunghiul ABC, AB=26, BC=28 SI AC=30, iar AD perpendicular pe BC, D apartine lui BC. Atunci lungimea segmentului AD este egala cu

Translate the following statement into a mathematical equation: The product of four and a number, plus six, is eighteen. 4 (n + 6) = 18 4n + 6 = 18 6n + 4 = 18 4 + n + 6 = 18

Minimum and maximum value of 2n^2+5n-25=0

Solve for n. 0.3 (5-n) = 0.4 - 0.2 (n-7)

A) 6 C) 10.4 B) 12.8 D) 108.2

For f (x) = 24-2x, find f (2) and find x such that f (x) = 10