Question

4. If sin 0 + sin2 0 = 1, then cos?
0 + cos4 0 = .
(a) -1
(b) 0
(c) 1
(d) 2​

Answer 1

Answer:

(d) 2

Step-by-step explanation:

if sinO +sin2 0 is 1 the

0+cos4 0 will be 2.

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