A 5 by 5 square is filled with numbers so that the product of the members of each row is negative. Prove that the product of one of the columns is also negative.

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.

In one month jillian made 36 local phone calls and 20 long-distance calls what was her ratio of local calls to long-distance calls for that month?

Rationalize the denominator of fraction with numerator square root of negative 36 and denominator the quantity of 2 minus 3i plus the quantity 3 plus 2i