Answer:
0.999999999999997995117350573559
Step-by-step explanation:
Evaluate trigonometric functions in the problem
1.12232623763436⋅1.12232623763436−0.509525449494429⋅0.509525449494429
Multiply 1.12232623763436 and 1.12232623763436 to get 1.2596161836824979128090526096.
1.2596161836824979128090526096−0.509525449494429×0.509525449494429≈1
Multiply 0.509525449494429 and 0.509525449494429 to get 0.259616183682499917691702036041.
1.2596161836824979128090526096−0.259616183682499917691702036041≈1
Subtract 0.259616183682499917691702036041 from 1.2596161836824979128090526096 to get 0.999999999999997995117350573559.
0.999999999999997995117350573559
