Given:
Initial price of the stock=$43.85
Change for the first two days=+$2.70
Change for next two days=-$1.10
Last day=-$4.45
The objective is to find the price at the last day.
Let's take the price at final day as <em>x</em>.
Hence, the price of the stock at the last day is $42.6
Answer:
and
Step-by-step explanation:
Given that and
, the parametric equations are obtained by algebraic means:
1) Given
2) Given
3) Associative and modulative properties
4) Existence of multiplicative inverse/Commutative property
5) Associative property
6)
/
7) Modulative property
8) Existence of additive inverse
9) Associative and commutative properties
10) Distributive property
11)
12) By 1)
13)
/Result
14) Compatibility with addition
15) Compatibility with addition
16) Associative property
17) Associative property
18) Associative and commutative properties/Definition of subtraction/Result
In consequence, the right answer is and
.
Step 1.
Calculate measure of angle α:
Step 2.
Calculate what fraction of the angle 360° is the angle α:
Step 3.
Calculate the circumference of the Earth (circle):
Step 4.
The length of arc is equal 1/40 of the circumference:
