Write the expression (3 - 4i) + (5 + 9i) in the standard form a + bi.

The local Red Cross had a goal of people donating 1000 pints of blood. Each person can usually give 1 pint. What percent of the goal can each person contribute? A. 0.001% B. 0.1% C. 1% D. 10%

Monte performs an experiment using 2 identical graduated cylinders with a radius of 2 cm. The volume of the liquid in the first graduated cylinder is 188.4 cm3. The volume of the liquid in the second graduated cylinder is 314 cm3.

Factor f (x) = 4x^2 - 5x - 21

Polly rode her bike for 4.5 hours. She rode an average of 6.7 miles per hour. How many miles did she ride in all?

both the diameter and height of a cylindrical vase are 2.5 times greater than a similar vase. the surface area of the smaller vase is 2826 square centimeters. whats is the surface area of the larger vase?

If s = - 5 and t = 3 find the value of s2 t

On Monday Leah drove x miles on her road trip to visit her parents. On Tuesday she drove twice the number of miles she drove on Monday. If Leah drove a total of 360 miles on her two-day trip, how many miles did she drive on Monday?

Emilio bakes 2 pies he shares them equally among 3 friends how much pie does each person get

Which statement is true about this data set? {70, 67, 66, 65, 66, 78, 68, 71, 80, 78, 72} 65 is an outlier because it is less than the lower fence. 80 is an outlier because it is greater than the upper fence. This data set has no outliers.

Rachel can buy licorice sticks for $0.75 and cherry candies for $0.50 and has a budget of $25. If her expenses are represented by the equation 0.75x + 0.