Answer:
c
Step-by-step explanation:
i think it is c bec 1ft is 6m
Correct question:
a sequence U1, U2,U3...... is defined by the relation
. if U1 =2, find U2 and U3
Answer:
U2 = 9
U3 = 23
Step-by-step explanation:
Given sequence;

U1 = 2
U2 = ?

Solving for U3;

x is the variable
<em>In mathematics, a variable is a symbol; in this case, X.</em>
Answer:
b = 6.928
Step-by-step explanation:
Looks like a job for the Pythagorean Theorem.
a^2 + b^2 = c^2
4^2 + b^2 = 8^2
16 + b^2 = 64
b^2 = 48
b = 6.928
Hope it helps!!