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3 years ago

A tropical storm is classified as a hurricane when there are maximum sustained winds of

1 answer:

8 0

Answer: A hurricane usually takes days to develop. The fastest a hurricane might form is in 48 hours or two days. If a cluster of thunderstorms already exists then it might only take a day.

Step-by-step explanation:

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A group consists of fivefive men and sevenseven women. FourFour people are selected to attend a conference.

exis [7]

Answer:

Step-by-step explanation:

4 people can be selected in ways=12 P4=12×11×10×9=11880

4 women can be selected in ways=7P4=7×6×5×4=840

$P=\frac{840}{11880} =\frac{7}{99}$

6 0

3 years ago

Solve this question<br> 2(x+3)=x-4

Whitepunk [10]

Answer:

x=-10

Step-by-step explanation:

2(x+3)=x-4 (Multiply the 2 by the x and the 3);

2x+6=x-4 (Now you group like terms)

2x-x=-4-6

x=-10

8 0

2 years ago

Read 2 more answers

Is 6/5 a rational number

stellarik [79]

Answer:

Yes

Step-by-step explanation:

1.2 is rational

5 0

3 years ago

Read 2 more answers

What is the answer to y=3/4x+2 ???

pantera1 [17]

The answer is X=8/3

7 0

2 years ago

When deriving the quadratic formula by completing the square, what expression can be added to both sides of the

liubo4ka [24]

Answer:

The element you add is $b^2 / 4a$

Step-by-step explanation:

The element you add is $b^2 / 4a$

Remember that

$a x^2 + bx +c \\= a ( x^2 +(b/a)x ) + c$

So, in order to complete the square you add $(b/2a)^2$

But when you multiply times $a$ you get

$b^2 / 4a$

7 0

2 years ago

Read 2 more answers