Answer:
x^2+1/x^2
(x+1/x)^2 = x^2+1/x^2 +2
(5)^2 = x^2+1/x^2 + 2
25 = x^2+1/x^2 + 2
25-2 = x^2+1/x^2
23 = x^2+1/x^2
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
D. (5,-21) would be your answer
Answer:
Area = 30
Step-by-step explanation:
Add the two sides
8 + 4 = 12
Multiply that number by the height
12 × 5 = 60
Divide that number by 2
60 ÷ 2 = 30
I confirm with the answer that k is the slope of the graph<span>. If the variables x and y vary directly when x = 3 and y = 15, then: a. Write an equation that relates x and y.</span>