Answer: r = 4 sec θ
Explanation: Using: x = r cos θ then r cos θ = 4 ⇒ r = 4 cos θ = 4 sec θ
Answer:
31/40
Step-by-step explanation:
It cannot be reduced anymore. It is already in simplest form.
A) 70/130*100 = 53.8 %
B) 30/40 = 3/4 = 0.75
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