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The North Atlantic current brings warm waters from the tropics to the west coast of which continent?

Answer

Europe.

Multiply:

ab(a²-3ab-4b²)

Answer

A³b-3a²b²-4ab³

Multiply:

(4a-b)(3a+7b)

Answer

12a²+25ab-7b²

Simplify: (3x-2)²

Answer

9x²-12x+4

DailyDouble

Answer

Add:

(4x³+6x-6)+(9x²-7x+4)

4x³+9x²-x-2

To visit the ruins of Persepolis, an ancient ceremonial capital of Persia, you would have to travel to what present-day country?

Answer

Iran

The port of Rotterdam is built on the delta of which major European river?

Answer

Rhine River.

How fast does the earth spin?

Answer

1,038 mph

Write 0.0000135 in scientific notation.

Answer

1.35x10^-5

Answer

Simplify: (a²b)²(ab²)²

A^6b^6

Write 5.24x10^-5 in decimal notation.

Answer

0.0000524

Divide:

(x²-7x-12)÷(x+3)

Answer

X-10-18/x+3

Divide: (x²-1)÷(x+1)

Answer

x-1

Multiply:(3x-2y)(x+4y)

Answer

3x²+10xy-8y²

Answer

Multiply: (4x-3)(3x-2)

12x²-17x+6

Simplify: 3x²+(3x)²

Answer

12x²

Simplify: (6x²)(5x)

Answer

30x³

Is 17 a monomial?

Answer

Yes

Write 5.3x10^-4 in decimal notation.

Answer

0.00053

Answer

Write 376,000,000,000 in scientific notation.

3.76x10^11

Multiply: -4a(3a²-2a)

Answer

-12a³+8a²

DailyDouble

Add: (5y²-7y)+(3y-y²)

Answer

4y²-4y

How old is the earth?

Answer

4.6 billion years

About how many active volcanoes are in the world?

Answer

About 1,500 world wide

Answer

What is the population of the world?

6.1 Billion people and counting