Question

Given 15 cot A=8,find sin A and sec A
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Answer 1

Answer:

The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus.

Answer 2

Answer:

hiii

Step-by-step explanation:

15 cot A = 8

cot A = 8/15

now ,

tan A = 1/ cot A

1 / 8/15

15/8

hence tan A = 15 /8