Describe the kernel and range of (a) the orthogonal projection on the xz - plane (b) the orthogonal projection on the yz-plane (c) the orthogonal projection on the plane defined by the equation y=x ... ?

David, Chen, and Leslie raised money for the school in a walk-a-thon. Altogether they made $46. Leslie made $10. Chen made twice as much as David. How much did David make?

Solve y = x + 8 for x. x = y + 8 x = y - 8 X = - y + 8 X = - V + 8

What are some ways to decribe the relationships between sets of numbers

What is the square root of 40?

Gina has 6 yards of a ribbon. She cuts the ribbon into pieces that each measures 3/4 yard. How many pieces of 3/4 yard ribbon does Gona have?

Which shows how to solve the equation - 4/5 x=80 for x in one step

Sandy has 16 roses, 8 daisies and 32 tulips. She wants to arrange all the flowers in bouquets. Each bouquet has the same number of flowers and has only one type of flower. What is the greatest number of flowers that could be in each bouquet?

Alexis and Jonathan challenged each other to a typing test. Alexis typed 54 word in one minute, which was 120% of what Jonathan typed. How many words did Jonathan type in one minute?

Leona places a cone with a volume of 512 cm3 into a rectangular fish tank that has two square faces, each with sides measuring 20cm, and three rectangular each that are 49cm long and 20cm wide.

Percent increase from 86 to 150