Упростите выражение и подчеркните коэфиценты:
1) -2x × (-3.6y) × 2,5 + 4x × (-3) × 1,5
2) 2.8x × (-0,5y) × 3.5 - 2y × (-2.5x) × 0.2
1) -2x × (-3.6y) × 2,5 + 4x × (-3) × 1,5
2) 2.8x × (-0,5y) × 3.5 - 2y × (-2.5x) × 0.2
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2х×(-3.6у)×3.75
2)2.8х×(-2.5х)×(-0.5у)-2у×0.2=-7х × (-2.5у) × 0.2