If a=4, b=-2.5, c=10, and d=-6, then calculate 1)abc 2) 4(a^2)-2d+b 3)((2d)^2)-4c+(a^2)
- 4 * (-2.5) * 10 = -1002)4(42) - 2(-6) + (-2.5) = 73.53)(2(-6))2 - 4(10) + (4)2 = 120
HM
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