Solve the quadratic equation by completing the square.

4x2 + 8x - 7 = 0

A) x =

2±

11

2

B) x =

2±

11

4

C) x = -

2±

11

2

D) x = -

2±

11

4

The tables below show running hours of three printers that produce greeting cards and the total number of greeting cards produced over three weeks.

Benjamin believes that ¼ % is equivalent to 25%. Is he correct? Why or Why not?

What is - 6 3/4 as a decimal

For a store contest, 4 out of every 65 people who visit the store will receive a free DVD if 455 people visit how many DVDs were given away

Find the volume of a sphere with diameter 8 mm. Use 3.14 as an approximation for pi. Round the answer to two decimal places. A. 67.02 mm3 B. 150.80 mm3 C. 267.08 mm3 D. 85.33 mm3

46.2 x 10 to the power of - 2 Can someone show me the work to this problem

There were s students at a summer camp in 2010. In 2011, there were half as many students as the previous year. In 2012, there were 54 fewer students than in 2010.

Multiply the following (4 - 2x) 2

A shopper buys a 12 - pound bag of oranges for $18.75. What is the unit price?

Harry kept a record of how far he ran each day last week Distance (in miles) Monday 4.5 Tuesday 3.9 Wednesday 4.25 Thursday 3.75 Friday 4.2 On which day did Harry run the greatest number of miles?