Question

If y sin 45° cos 45° = tan² 45° – cos² 30°, then y = …

(a) –1/2 (b)1/2 (c) -2 (d) 2​

Answer 1

Answer:

1/2

Step-by-step explanation:

y.1/2=1-3/4=1/4

y=1/2

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Answer 2

Answer:

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