Find the value of c that completes the square. x'2+42x+C

Which is bigger 3 kilometers or 5000 meters

Simplify |-3 - 8| A. - 11 B. - 5 C. 5 D. 11

If Logx (1/8) = - 3/2, then x is equal to?

A class goes to a science museum. There is an exhibit which has a giant sphere that shows different weather patterns. The surface area of the sphere is 24,316.16 ft. What is the radius of the sphere? Use 3.14 for pi.

If a new jacket sells for $30, find the total cost if you were charged 5% sales tax. Round your answer to the nearest cent.

7 out of every 8 children surveyed owns a bike. The difference between the number of students who owns a bike and those who do not is 72. How many students were surveyed

What are the factors of 12t

Let f (x) = 4x and g (x) = 3x-5. Find (g*f) (-4)

Square root of 761.76 by division method

5.3-2.8x-7.1+3.9x I really can't figure it out, can someone do it step but step to? Also do step by step for: 1/2x+7/12+3/5x-2/3 I saw a answer for this one but it was an improper fraction.