Answer:
To find a b and c in a quadratic equation, the x^2 number is a, so 7x^2 is your a value, your b value is just the x, so your b value is -9, and your c value is the regular number, which is 18. a=7x^2 b=-9x c = 18. So your answer is answer B.
Step-by-step explanation:
Answer:
-4 < -3
Step-by-step explanation:
Hope this helps leave a heart ad maybe brainliest
Answer:
a monomial, a constant
Step-by-step explanation:
It has only 1 term, so it's a monomial.
Also, the term is a constant.
Answer:
≈
52.56
square inches
Explanation:
∙
circumference (C ) of a circle is
C
=
2
π
r
×
x
where r is the radius
⇒
2
π
r
=
25.7
←
solve for r
divide both sides by
2
π
2
π
r
2
π
=
25.7
2
π
⇒
r
=
25.7
2
π
←
exact value
∙
area (A )
=
π
r
2
⇒
A
=
π
×
(
25.7
2
π
)
2
≈
52.56 )
=
π
r
2
⇒
A
=
π
×
(
25.7
2
π
)
2
≈
52.56
to 2 dec. hope I helped bruh...
