If M = 5x2 + 7x – 4 and N = -3x2 - 4x + 5, then M - N equals A
2x2 + 3x + 1
B
2x2 + 11x - 9
8x2 + 3x + 1
8x2 + 11x - 9

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

We have enough material to build a fence around a station that has a perimeter of 180 feet the width of the rectangular space must be 3 1/4 feet what must the length be

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12