已知平面内的向量OA,OB满足:OA的模=2,(OA+OB)·(OA-OB)=0,且OA⊥OB,又OP=λ1OA+λ2OB,0≤λ1≤1,1≤λ2≤2,则由满足条件的点P所组成的图形面积是 A.8 B.4 C.2 D.1
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![已知平面内的向量OA,OB满足:OA的模=2,(OA+OB)·(OA-OB)=0,且OA⊥OB,又OP=λ1OA+λ2OB,0≤λ1≤1,1≤λ2≤2,则由满足条件的点P所组成的图形面积是 A.8 B.4 C.2 D.1](/uploads/image/z/8709320-56-0.jpg?t=%E5%B7%B2%E7%9F%A5%E5%B9%B3%E9%9D%A2%E5%86%85%E7%9A%84%E5%90%91%E9%87%8FOA%2COB%E6%BB%A1%E8%B6%B3%EF%BC%9AOA%E7%9A%84%E6%A8%A1%3D2%2C%EF%BC%88OA%2BOB%EF%BC%89%C2%B7%EF%BC%88OA-OB%EF%BC%89%3D0%2C%E4%B8%94OA%E2%8A%A5OB%2C%E5%8F%88OP%3D%CE%BB1OA%2B%CE%BB2OB%2C0%E2%89%A4%CE%BB1%E2%89%A41%2C1%E2%89%A4%CE%BB2%E2%89%A42%2C%E5%88%99%E7%94%B1%E6%BB%A1%E8%B6%B3%E6%9D%A1%E4%BB%B6%E7%9A%84%E7%82%B9P%E6%89%80%E7%BB%84%E6%88%90%E7%9A%84%E5%9B%BE%E5%BD%A2%E9%9D%A2%E7%A7%AF%E6%98%AF+A.8+B.4+C.2+D.1)
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