数学三角函数填空题1.\x05tanA=0.25,则cos2A+（sinA）平方=_2.\x05tan(A+B+π/6)=0.5,tan(B-π/6)=-1/3,则tan(A+π/3)=3.\x05(1+cosA)/sinA=2,则sinA-cosA=4.\x05cosA=4/5,tan(A-B)=-1/3,则cosB=__5.\x05sinA

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$数学三角函数填空题1.\x05tanA=0.25,则cos2A+（sinA）平方=___________2.\x05tan(A+B+π/6)=0.5,tan(B-π/6)=-1/3,则tan(A+π/3)=__________3.\x05(1+cosA)/sinA=2,则sinA-cosA=____________4.\x05cosA=4/5,tan(A-B)=-1/3,则cosB=__________5.\x05sinA$

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数学三角函数填空题1.\x05tanA=0.25,则cos2A+（sinA）平方=___________2.\x05tan(A+B+π/6)=0.5,tan(B-π/6)=-1/3,则tan(A+π/3)=__________3.\x05(1+cosA)/sinA=2,则sinA-cosA=____________4.\x05cosA=4/5,tan(A-B)=-1/3,则cosB=__________5.\x05sinA
数学三角函数填空题
1.\x05tanA=0.25,则cos2A+（sinA）平方=___________
2.\x05tan(A+B+π/6)=0.5,tan(B-π/6)=-1/3,则tan(A+π/3)=__________
3.\x05(1+cosA)/sinA=2,则sinA-cosA=____________
4.\x05cosA=4/5,tan(A-B)=-1/3,则cosB=__________
5.\x05sinA-sinB=-1/2,cosA-cosB=1/2,则tan(A-B)=_________
6.\x05已知角A的终边在y=-2x(x≥0),求sin(2A+5π/4)=___________
有没有6题的全部答案？1到5题的过程可省略……求6题全部答案！求完整的正确答案！