Answer:
Prob.3
Denote r: radius of circle O
Formula for calculating AOB sector:
Area = pi*r^2*angle/360
Area = pi*r^2*45/360 = 18 pi
=> r^2 = 18*360/45 = 144
=> r = 12
For prob.4, give it a try, follow the formula I gave. Good luck !
(answer : r = 6)
Answer:
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g
−
f
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a
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=
g
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a
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−
f
(
a
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(
g
−f
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a
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=
g
(
a
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−
f
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a
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3
a
−
3
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2
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5
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3a
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8
Step-by-step explanation:
Answer:

Step-by-step explanation:
1) Regroup terms.

2) Use product rule.

3) Simplify 2 × 2 to 4.

Therefor, the answer is p⁴x
Answer:
216
Step-by-step explanation:
Im taking the topic assessment rn
I think it’s y=3x+8 I’m not sure if that’s what you’re asking me