3 years ago

1. 4<7 Multiply both sides by 7, then by 6, then by 3, then by 10

1 answer:

3 0

Answer:No, it didn't affect the inequality sign because we multiplied and divided by a negative number. In the 4th operation, the inequality sign changed because we divided by a negative number

Step-by-step explanation:

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A short quiz has two true-false questions and one multiple-choice question with four possible answers. A student guesses at each

UNO [17]

Answer:

$P(X\geq 2) = 0.375$

Step-by-step explanation:

Given

X ------0 --------1 -------- 2--------- 3

P(X) --.1875 -.4375 ---.3125 --- .0625

Required

Determine $P(X\geq 2)$

This is calculated as:

$P(X\geq 2) = P(X = 2) + P(X = 3)$

$P(X\geq 2) = 0.3125 + 0.0625$

$P(X\geq 2) = 0.375$

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Annette [7]

Answer:

Hello,

Answer C: -40

Step-by-step explanation:

$\displaystyle \sum_{k=1}^4\ (-4k)\\\\=-4*\sum_{k=1}^4\ k\\\\=-4*4*\dfrac{1+4}{2} \\\\=-4*5*2\\\\=-40\\$

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2 years ago

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3 years ago

Factor the expression completely. 10x^5 -7×^3?

mario62 [17]

Answer:

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