Hi Veracity,
Answer:
(2 + i) = 2
Step-by-step explanation:
Multiply the denominator and numerator by the conjugate,
= 
Combine Like Terms,
= 
Simplify,
= 2 + i
Hope This Helps :)
∛-1331
∛-11 · (-11) · (-11)
∛-11∛-11∛-11
-11
Step-by-step explanation:
Q5. Let the cost of 28subscriptions be $s.
Words: 1subscription/28subscription = $21/$28
Numbers: 1/28 = 21/s
Cross multiply and solve: 1 x s = 21 x 28
s = 588
Answer with label: $588
Q6.
Words: 2inches/3.6inches = 2.5hours/bhours
Numbers: 2/3.6 = 2.5/b
Cross multiply and solve:
2 x b = 2.5 x 3.6
2b = 9
b = 4.5
Answer with label: 4.5hours
Answer:
CD = 20°
Step-by-step explanation:
arc FA = arc CD because <ABF = <CBD (vertical angles)
Given <ABF = 20° so <ABF = <CBD = 20°
The central angle is also known as the arc's angular distance
so arc CD = <CBD = 20°