SƯU TẦM PHƯƠNG TRÌNH – HỆ PHƯƠNG TRÌNH VÔ TỈ.
Trang 1SƯU TẦM PHƯƠNG TRÌNH – HỆ PHƯƠNG TRÌNH VÔ TỈ
Trang 92 2
x 5x 6
1 x
x 2x
+ + + + + + + +
Trang 153 2
Trang 18+ + + + + +
Trang 192 3
Trang 20
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2x 2y 4 2x 5 2y 2 4
++++ ====
+ + + = + + + + + + = = + + + =
Trang 21
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3 2
Trang 231 2x x y 3x 3y 2x y 2y 20 x x 5
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Trang 25x y x 2 2 4y x y 32x y 44
Trang 26 −−−− −−−− ++++ −−−− −−−− ====
+ + − − + + + − − = + + − − + + + − − = + + − − + + + − − = + + − − + + + − − =
Trang 276 3 2 2 2
y y 2x xy x y
1 4xy y 2x 1 (2x y)
Trang 28
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2 2
++++ −−−− ++++ = −= −= −= −
+ + − = + + − = + + − = + + − =
Trang 29
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5x 2 5y 21 5x 16 20y 9 7 10
+ = + = + = + =
Trang 30x 1 y 8 x (x 1) y