Factor completely. x2+4x-21

The center of a circle is located at (3,8) and the circle has a radius that is 5 units long. What is the general form of the equation for the circle?

21 is 42% of what number

Does anyone know how to do products

Jack bought 2 umbrellas and 3 hats $18.00. each umbrella costs the same amount. each hat costs the same amount. the price of hat is $4.00. what is the cost of 1 umbrella?

The Volume of a cube is 231 cubic inches. what is the closest to the length of each edge of the cube?

Which exponential function is represented by the table? f (x) = 2 (2x) f (x) = 0.8 (0.8x) f (x) = 2 (0.8x) f (x) = 0.8 (2x) table -2 0.2 -1 0.4 0 0.8 1 1.6 2 3.2

Which mathematical expression is equivalent to the expression ''nine less than six times the number T''

Find a number that is greater than 0 and less than 1,000 that is closer to 500 than 0 and is closer to 200 than 500

The number of visitors to an annual neighborhood carnival increased each year as shown in the table. Predict the number of visitors in 2018, assuming the increase continues at this same rate.

Annual compounding pays more money than daily compounding.