5^-4^=25-16=9 root from 9 is 3 so it’s c) 3 miles
Answer:
A Bar Graph
Step-by-step explanation:
This would be the best choice make the x axis the sports
and the y axis the numbers and make 2 bars for each sport one for girls one for boys
Answer:
G because y+y+y is the exact same as 3 y
Answer:
50 = 2
Step-by-step explanation:
which by definition equates to 68+1
Answer:
x²+1/x² = 51
Explanation:
Given x - 1/x = 7 ---(1)
We know the algebraic identity:
a²+b²-2ab = (a-b)²
Or
a²+b² = (a-b)²+2ab
Now,
x²+1/x²
= (x-1/x)²+2*x*(1/x)
= (x-1/x)²+2
:7²+2 [ from (1)] =
= 49+2
= 51
Therefore,
x²+1/x² = 51
