What is longmult 4*180 ?

The solution to longmult 4*180 is 720

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longmult 4*180

long multiplication

4 \cdot 180

720

Solution steps

4 \cdot 180

Line up the numbers

\times 1840

For convenience, place the longer number on top

180 \cdot 4

Line up the numbers

\times 1804

Multiply the top number by the bottom number one digit at a time starting with the ones digit (from right to left)

Mutliply the bold numbers:

0 \cdot 4 = 0

\frac{\times 1 8 0 4}{0}

Mutliply the bold numbers:

8 \cdot 4 = 32

Carry

3

to the column on the left and write

2

in the result line

\frac{\times 3 1 8 0 4}{2 0}

Add the carried number to the multiplication:

3 + 1 \cdot 4 = 7

\frac{\times 3 1 8 0 4}{7 2 0}

= 720

4 < 1 + \frac{n}{7}

x \geq \frac{8}{( x + 2 ) ( x - 1 )}

0 = - 6 x^{2} + 384

x (3 x + 5) > 0

lo g_{7} (343) = x