Question

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

Answer 1

Answer:

y=1/2

Step-by-step explanation:

,just substitute the values of the angles given

Answer 2

$y = 1 \div 2 \\ we \: get \: this \: answer \\ by \\ substituting \: the \: value \: in \\ \: the \: equation$