Step-by-step explanation:
this can be found by determination of the highest and lowest x values
Answer:
Let
a
=
8
and
b
=
8.5
Let the angle between
a
and
b
be
θ
Let the unknown side be
c
As
θ
→
0
,
88
c
→
0.5
As
θ
→
180
∘
,
88
c
→
16.5
So the lenght of side
c
will be in the interval:
0.5
<
c
<
16.6
Step-by-step explanation:
Answer:

Explanation:
<u>Equation:</u>

This is a decaying exponential function, because the exponent is negative.
Then, the larger the value of t (number of months), the smaller A (the number of hectares).
The factor 1,562.5 is the initial number of hecares, when t = 0.
You must find the value of t when A equals 500, thus solve the equation:

Divide both sides by 1,562.5


Take base-10 logarithms on both sides:


Note that the logarithm of a number decimal number is negative number, thus t will be positive. When you compute that, it is about 4.9 months.
Answer:
4. -1
5. +_ 2/5
6. 3.5
Step-by-step explanation:
Answer:
y--3=5(x--6)=5x-y+27
Step-by-step explanation:
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