Use the matrices K, L, M, and N to evaluate each matrix expression. If the operation cannot be performed, write undefined.
7
5
5
5
-1
3
-5
x-[-2 ] --[
K=
L
M=
4
3
N=-1
- 2
4
0
- 2
4
-2 -6
4M
7K - 2L

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Come up with a new linear function that has a slope that falls in the range 10 m − < < . choose two different initial values. for this new linear function, what happens to the function’s values after many iterations? are the function’s values getting close to a particular number in each case?

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v