Math, asked by kapoorpunamroy, 9 months ago

() sin 45º.cos 45º - sin²30°

Answers

Answered by avitaylor101

0

Step-by-step explanation:

sin45° . cos 45° - sin²30°

= 0.7 × 0.7 - (0.5)²

= 0.5 - 0.3

= 0.2 Answer

Answered by chinmai53

0

Answer:

1/root2×1/root2-1/4

1/2-1/4

=2-1/4

=1/4

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