Simply take a ruler with centimeters on it and measure your desk.Tell the teacher you counted how many centimeters.
Answer: 2 times the square root of 10=x
Step-by-step explanation: 6^2+2^2= x^2
36+4=x^2
40=x^2
2 root 10=x
Answer:
k(-1) = 7.
Step-by-step explanation:
k(-1) is the value of the function k when x = -1.
You read this off the graph.
Find the value of the point on the graph which corresponds to x = -1. From x = -1 on the horizontal axis move straight up until you meet the graph of k. Now look horizontally to the right and read off the value on the vertical
y-axis
You'll find it is 7.