I think the answer is 1.15 seconds. Thats just a guess..... So yeah sorry if wrong!! BYYYYYYYYEEEE :Letter b I think IDKKK
Equation- 8x(12+7-9)-(4+10)
Answer- 80x−14
Answer:
30
Step-by-step explanation:
200*0.15=30
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Answer:
1. (2x^2+x-1)
Step-by-step explanation:
expanding (2x^2-1)^2. multiplying (x-2) (1-2x)
= 4x^2-4x+1. = x-2x^2-2+4x
= -2x^2+5x-2
(4x^2-4x+1-2x^2+5x-2)
=2x^2+x-1
