Combine -sin((pii)/2)-cos((pii)/2)+(pii)/2+3

Math
-sin(πi2)-cos(πi2)+πi2+3
To write 31 as a fraction with a common denominator, multiply by 22.
-sin(πi2)-cos(πi2)+πi2+31⋅22
Write each expression with a common denominator of 2, by multiplying each by an appropriate factor of 1.
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Combine.
-sin(πi2)-cos(πi2)+πi2+3⋅21⋅2
Multiply 2 by 1.
-sin(πi2)-cos(πi2)+πi2+3⋅22
-sin(πi2)-cos(πi2)+πi2+3⋅22
Combine the numerators over the common denominator.
-sin(πi2)-cos(πi2)+6+πi2
Combine -sin((pii)/2)-cos((pii)/2)+(pii)/2+3

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