What is the value of 0.099(9.8)(cos(22))+0.71(cos(68)) ?

The value of 0.099(9.8)(cos(22))+0.71(cos(68)) is 1.16552…

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0.099(9.8)(cos(22))+0.71(cos(68))

0.099 (9.8) (cos (2 2^{\circ})) + 0.71 (cos (6 8^{\circ}))

1.16552 \dots

Solution steps

0.099 (9.8) (cos (2 2^{\circ})) + 0.71 (cos (6 8^{\circ}))

Refine to a decimal form

= 1.16552 \dots

cos (\frac{2 π}{15}) cos (\frac{π}{30}) - sin (\frac{2 π}{15}) sin (\frac{π}{30})

\frac{28}{tan ( \frac{7 π}{18} )}

\frac{120 sin ( 8 )}{30}

arcsin (\frac{( 2 \cdot 5.8 \cdot 1 0 ^{- 7} )}{5.3 \cdot 1 0 ^{- 4}})

cos (65. 7^{\circ})

What is the value of 0.099(9.8)(cos(22))+0.71(cos(68)) ?
The value of 0.099(9.8)(cos(22))+0.71(cos(68)) is 1.16552…