Mathematics, 22.05.2020 21:06 hurtadocrv
Dasha bought 96 feet of rubber pipe and 128 feet of plastic pipe. She wanted to cut each pipe into 8 equal pieces.
Which explanation correctly tells how to calculate the difference in length between one piece of rubber pipe and one piece of plastic pipe?
A.
Step 1 Divide: 128 ÷ 8.
Step 2 Divide: 96 ÷ 8.
Step 3 Subtract the two quotients.
B.
Step 1 Multiply: 128 × 8.
Step 2 Multiply: 96 × 8.
Step 3 Add the two products.
C.
Step 1 Multiply: 128 × 8.
Step 2 Multiply: 96 × 8.
Step 3 Subtract the two products.
D.
Step 1 Divide: 128 ÷ 8.
Step 2 Divide: 96 ÷ 8.
Step 3 Add the two quotients.
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answers quick plz
Answers: 2
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The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
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