<span>In </span>mathematics<span>, a </span>matrix<span> <span>(plural </span></span>matrices) is a
rectangular array of numbers, symbols, or expressions, arranged in rows and
columns.
Given that
E = [ 1 2]
<span>A = | 3
0|</span>
<span> | 2
-1 |</span>
<span>2EA = 2 [1 2] | 3 0|</span>
<span> | 2 -1 |</span>
<span>2EA = [ 14
-4]</span>
<span> </span>
Answer:
Beth is purchasing school supplies. She knows that the price for her pencil case is $5. She only has $20 to spend. What is the most amount of money she can spend on the remaining supplies?
Step-by-step explanation:
b
20 dollars is the whole value of the right side of the inequality that is greater or equal to x+5
ANSWER
B) -1
EXPLANATION
From the graph,
f(1)=3 and f(4)=0.
The average rate of change from x=1 to x=4 of this function is,

Substitute the functional values

Simplify

The correct choice is .
The answer to the question is 1.9 million in 1950.