Cos 90 - sin 45 Pleeeeeeeeease

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Dierre asked Jul 9, 2022

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38 votes

Cos 90 - sin 45
Pleeeeeeeeease

Mathematics
college

Dierre asked Jul 9, 2022

by Dierre

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8 votes

Answer:

see explanation

Explanation:

cos90° - sin45°

= 0 -
(√(2) )/(2) ( exact value of sin45° )

= -
(√(2) )/(2)

≈ - 0.707 ( to 3 dec. places )

Sivachandran answered Jul 11, 2022

by Sivachandran

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12 votes

Answer:

-1.29897714066

Explanation:

BenPearce answered Jul 14, 2022

by BenPearce

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