Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.

A.
B.
C.
D.


Answer: C

Mathematics

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Compute the gradient of the function at the given point.  

A. 4,782,969i + 1,062,882j + 4,782,969k B. 1,594,323i + 1,062,882j + 531,441k C. 1,594,323i + 1,594,323j + 354,294k D. 4,782,969i + 1,594,323j + 3,188,646k

Mathematics

Find the sum, if it exists.0.03 + 0.003 + 0.0003 + 0.00003 + . . .

A.
B.
C.
D. Does not exist

Mathematics

Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1 cups brown sugar 1 cups white sugar 1 cups shortening 1 pinch salt 3 eggs 2 tsp soda 2

/> tsp cream of tartar 1 tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?

A. Estimate: 9 tsp
Exact: 7 tsp
B. Estimate: 9 tbsp
Exact: 7 tbsp
C. Estimate: 6 tsp
Exact: 6 tsp
D. Estimate: 7 tsp
Exact: 9 tsp

Mathematics

Find .y = 

A.
B. - 
C.
D. - 

Mathematics