Which of the following is not a condition that must be met before you can use the quadratic formula to find the solutions of an equation?
A. One side of the equation must be zero.
B. There can be no term whose degree is higher than 2.
C. The coefficient of the x2-term must be positive.
O D. The coefficient of the x-term can't be zero.

How many grams must be adde to 970g to make 1 and a half kg

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v