Answer:
Use the formula
(
b
2
)
2
in order to create a new term. Solve for
x
by using this term to complete the square.
x
=
1
,
−
9
Step-by-step explanation:
Use the formula
(
b
2
)
2
in order to create a new term. Solve for
x
by using this term to complete the square.
x
=
1
,
−
9
Answer:
Direct Variation
Step-by-step explanation:
Given: A car travels at a distance of
km. The formula that relates
to
is 
To find: kind of variation
Solution:
The formula that relates
to
is 
Here,
is a constant of proportionality.
Constant of proportionality is also called as constant of variation.
varies directly as
.
Therefore, this is a direct variation.
Answer:
3,4,5,6,..................any number bigger than 3 can be taken as the answer
Answer:
cos60°
Step-by-step explanation:
Using the cofunction identity
cos(90 - x) = sinx , then
sin30° = cos(90 - 30)° = cos60°
Answer:
half of 2 is 1, half of 3 is 1.5,half of 4 is 2.
Step-by-step explanation: