D) Line JK
<----->
JK
<em>H</em><em>o</em><em>pe </em><em>it </em><em>helps </em><em>:</em><em>)</em>
Answer:
1 = No 2 = Yes 3 = 1.88
Step-by-step explanation:
Answer:
See explanation
Step-by-step explanation:
Prove that

1. When
we have
- in left part
- in right part

2. Assume that for all
following equality is true

3. Prove that for
the following equality is true too.

Consider left part:

Consider right part:

We get the same left and right parts, so the equality is true for
By mathematical induction, this equality is true for all n.
X = −19.30434782608696
You need me to explain?