To find four numbers that multiply to 840, one possible combination is 2, 3, 5, and 28. Another combination could be 1, 7, 12, and 10. There are multiple sets of numbers that can achieve this product, as 840 has various factorizations.
The square root of 16 is 4, because 4 multiplied by itself is 16. 4 times 4 is 16 because 4+4 is 8, + 4 is 12, + 4 is 16.
As a product of its prime factors: 2*2*7*7 = 196
3 x 7 x 7 = 147
The two numbers that can be multiplied to get 20 and added to get -9 are -4 and -5. When multiplied, (-4 \times -5 = 20), and when added, (-4 + -5 = -9).
2,5,10,360
They are: 2*4*3*5*7 = 840
3360
184
The square root of 16 is 4, because 4 multiplied by itself is 16. 4 times 4 is 16 because 4+4 is 8, + 4 is 12, + 4 is 16.
There are many numbers that go into 840. For example, 420 times 2 is 840, so the number 420 would go into 840 twice. 210 times 4 is 840 as well and can go into the number 4 times.
840
As a product of its prime factors: 2*2*7*7 = 196
3 x 7 x 7 = 147
The two numbers that can be multiplied to get 20 and added to get -9 are -4 and -5. When multiplied, (-4 \times -5 = 20), and when added, (-4 + -5 = -9).
2,5,10,360
2x2=4
The answer will depend on the signs of the numbers being multiplied.